Plumbogummite
水磷铝铅矿
🗣️ 情景例句
It's been my experience that I agree that yours are of better quality.
根据我的经验来看，你们的产品质量的确较好。
It is my job to introduce the foreign guests who will be spending the week with us here.
我的责任是介绍这些将与我们共度这一周的外国客人们。
I don't know. Let's go for a walk.
我不知道。咱们去散散步吧。