Microdensimeter
显微光度计
🗣️ 情景例句
Mary, we're going to miss you.
玛丽，我们会很想你的。
Wisdom in the mind is better than money in the hand.
脑中有知识，胜过手中有金钱。
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。