Once outside the inner breakwater, we began to unfurl all the sails.一驶出内防波堤，我们就扬起了所有的船帆。Back of the breakwater the dredger was working.在防波堤后面挖泥船正在工作.They riprapped the breakwater with stone.他们以乱石基巩固防波堤....
By the 1930s the wristwatch had almost completely supplanted the pocket watch.到了 20 世纪 30 年代，手表几乎完全取代了怀表。He glanced at his wristwatch. 'I suppose we'd better make a move.'他看一眼手表说：“我想我们最好动身吧。”He has a very ...
He would attach a cable around the chassis of the car and winch it up on to the canal bank.他会把钢丝绳拴在汽车底盘上，用卷扬机把汽车吊到运河岸上。The frame or chassis on which panels of electrical equipment may be mounted.可安装电气设备板的框架或底座.The stabil...
Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated.研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应.The purified rice amylose and amylopectins were obtained by n - butanol recrystallization meth...