一节沟槽a length of guttering一些砂洲和沟槽在低潮位时,露出于水面.Some of the bars and troughs are exposed by low tide.极耳产生一种 “ 压力 ” 作用与沟槽侧边相接触.The lug produces a " pinched " effect contact with the groove side....
The bosun has a lot of knowledge and practical experience in seamanship.水手消存在丰盛的船艺常识跟实际教训.Please don't forget to remind the bosun of the meeting.请不要忘记提醒水手长开会.Are we ready to sail, bosun?水手长,我们准备开船了 吗 ?...
The ivory industry employed about a thousand carvers.象牙行业的从业牙雕师约有一千名。But the Carvers soon realized that they could not answer all the brilliant boy's questions.但卡弗夫妇很快就发现他们已经回答不了这个聪明的小男孩提出的问题了.Young George was raise...