很明显灰泥已脆裂老化，全剥落下来了。Obviously the plaster's just perished and all fallen off.老化的核反应堆早晚会出事故.An ageing nuclear reactor is an accident waiting to happen.他的头发开始脱落，皮肤也老化了。His hair is thinning and his skin has lost all hint...
And the plan of bittern replaced salt was put forward.提出了以卤代盐制碱的设想.Mineral products has oil, natural gas, bittern, alluvial gold to wait.矿产有石油 、 天然气 、 盐卤 、 沙金等.Because old bittern answers ooze , already affected plant ar...
If you smell gas fumes or burning, take the car to your mechanic...如果你闻见汽油冒烟或燃烧的异味，应把车送修。He is an adept mechanic.他是个熟练的机械师。He is a garage mechanic.他是一名加油站技工。An elevator mechanic can work the machinery directly by turning...