His disappearance overshadowed the family.他的失踪给家庭蒙上了一层阴影。Those concerns were overshadowed by subsequent events.随后发生的事使之前所关注的那些问题显得无足轻重。Mary was sometimes overshadowed by the more talkative members of the family.有时家中更健谈的人...
气体先在洗涤器内湿润.The gas is first humidified in a scrubber.将洗涤器的一面涂上安息香并将它贴到皮肤上.Paint one side of washer with benzoin and apply this side to skin.采用净化剂并不能排除设置排气风扇和空气洗涤器.Detergent use will not eliminate a possible need for exha...