Velocitron
質譜儀
??? 情景例句
Look before you leap.
三思而后行。
We are very interested in your printed pure silk scarves, could you give us some idea about your price?
我們對貴方的印花真絲圍巾很感興趣，請介紹一下貴方的價格好嗎？
being brought up in an orphanages--which really is a mental health hazard.
比在孤兒院長大所受的危害要小一些，孤兒院才是真正危害精神健康的地方。