Gold and silver are tractable metals.金和银是容易加工的金属.He could easily manage his tractable and worshipping younger brother.他能轻而易举地管住听话并且崇拜自己的弟弟。Carrie seemed quite tractable, and he congratulated himself.嘉莉看上去很温顺, 他暗自感到庆幸....
Give the cardboard two or three coats of varnish to harden it.在纸板上涂两三层清漆使其变硬。He reached into the cardboard box beside him.他把手伸进身边的纸板盒里。It tasted bland and insipid, like warmed cardboard.这吃起来淡而无味，像加热过的纸板。...