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....
I used my thumbnail to tighten the screw on my lamp...我用拇指指甲把台灯上的螺钉拧紧了。I used my thumbnail to tighten the screw on my lamp.我用拇指指甲把台灯上的螺钉拧紧了。The novelist only gave a thumbnail sketch of his characters.这位小说家对他作品中的人物只作简略的勾画...