B9U2 (航海) Sailing the oceans语言点名词Keeping alongside the coastline carried the minimum amount of risk.(B9U2航海)The number of knots that were counted during a fixed period of time gave t he speed of the ship nautical miles per hour.(B9U2航海)The extreme lack of water was the hardest to cope with psychologically. (B9U 2航海)The tension in the boat got worse as the supply of food and water gradually disappeared. (B9U2航海)He tried to preserve our good spirits by telling stories(B9U2航海)Our faces showed the hardships we had suffered. (B9U2航海)return journey (B9U2航海)Imagine all that water around you, but none of it was safe to drink!(B9U2航海)There seemed to be nothing but long sticks. (B9U2航海)形容词Certain tides and currents could be used by skillful sailors to carry ships to t heir destination.(B9U2航海)It was awkward to use as one of the points of reference was the moving ship itself.(B9U2航海)The astrolabe was easier to handle because it was more portable. (B9U2航海)It was extremely difficult to be accurate with any reading.(B9U2航海)There was no secure method of measuring longitude.(B9U2航海)Sailors did know an approximate method of calculating longitude using speed and time. (B9U2航海)Our daily food was shared equally among us all.(B9U2航海)If it was fresh and smelled strongly, then the ship was close to land.(B9U2航海)介词On a clear day the sailors could use the sun overhead at midday to navigate by. (B9U2航海)On the second evening Sindbad’s friends were eager to hear his second adven ture.(B9U2航海)On our departure from Tahiti, some of the crew took over the ship. (B9U2航海)We left the ship and I wandered off on my own through some grasslands. (B9 U2航海)His task was to make sure we stayed on that course.(B9U2航海)We on board the “Bounty〞were caught in a dilemma. (B9U2航海) Theastrolabe was a special all-in-one tool for telling the position of the ship in relation to the sun and various stars. (B9U2航海)We kept to a straight course pretty well. In addition, the captain kept us all busy reading the tables to work out our position. (B9U2航海)In any case, I argued in my head, that whenever I was taken must be better than where I was now.From its top I looked in all directions. (B9U2航海)Seeing the ship disappearing into the distance, I threw myself down on the sa nd.(B9U2航海)Sea captains observed the clouds over the islands. (B9U2航海)Sailors often saw seaweed in the sea and could tell by the colour and smell h ow long it had been there. (B9U2航海)The sailors were not at the mercy of the sea even though they did not have modern navigational aids. (B9U2航海)Once we were at sea, our routine every day was the same. (B9U2航海)At sunrise and sunset.(B9U2航海)At last we arrived at an island unknown to us all. (B9U2航海)As I drew near I found to my astonishment that the object had no entrance. (B9U2航海)动词The special cloud formation indicates there is land close by.(B9U2航海)The compass’ magnetic pointer always indicates the North Pole.(B9U2航海) An early method of measuring speed involved throwing a knotted rope tied to a log over the side of the ship. (B9U2航海)I joined him in the small boat. (B9U2航海)As dusk fell, we seemed to face an uncertain future. (B9U2航海)As I examine d the rocks more closely I saw that they were large diamonds.(B 9U2航海)As time passed I longed to visit distant cities again.(B9U2航海)The ship advanced through the water.(B9U2航海)The sextant proved to be the most accurate and reliable instruments.(B9U2航海)Seamen could follow the birds to land even if they were offshore.(B9U2航海) But the mystery solved itself when an enormous bird appeared out of the sky. (B9U2航海)This bird settled on the white object.(B9U2航海)It was so peaceful and warm that I presently fell asleep.(B9U2航海)I lay awake all night fearing to sleep in case the bird flew away while I slep t. (B9U2航海)Accomplished navigators were able to use the North Star to plot their position s.(B9U2航海)We may well wonder how seamen explored the oceans before.(B9U2航海)We left the ship and I wandered off on my own through some grasslands. (B 9U2航海)At last when I could cry no more I looked about me. (B9U2航海)The sailors could use the height of the sun to work out their latitude.(B9U2航海)On our departure from Tahiti, some of the crew took over the ship. (B9U2航海)We arrived in Timor over forty days after being set loose in our small boat. (B9U2航海)非谓语动词Keeping alongside the coastline seems to have been the most useful form of exploration.(B9U2航海)Sea birds could be used to show the way to land when it was nowhere to be seen. (B9U2航海)I am proud to have sailed with Captain Bligh on his journey across the Pacif ic Ocean. (B9U2航海)One day he was determined to set out on a voyage across an unknown sea. (B9U2航海)He was determined not to give up. (B9U2航海)a civilized land. (B9U2航海)I was confused.(B9U2航海)I stood undecided. If I moved on, I might find myself in even more danger. (B9U2航海)The island had trees covered with delicious fruit. (B9U2航海)Terrified, I hid behind a tree. (B9U2航海)We could face certain death from the British navy if caught.(B9U2航海)You could not imagine a more disturbing sight.(B9U2航海)Choosing the largest diamonds with care, I filled my pockets with as many as I could.(B9U2航海)Having purchased some goods, I set out again in a new ship with a strong c rew. (B9U2航海)结构Once inside 〔his boat〕he could safely sail away.(B9U2航海)Although this took a great deal of time, it didn’t matter. Time was, after all, what we had a lot of!(B9U2航海)Latitude and longitude made it possible to plot a ship’s position on a map. (B9U2航海)I lay awake all night fearing to sleep in case the bird flew away while I slept. (B9U2航海)。
