Vehic.
[医] 赋形剂; 媒介物
🗣️ 情景例句
OK. I will try her back then.
好的，我到时再试试看。
Is the source of the information reliable?
那个消息的来源可靠吗？
We'll let you know the next time we need to place an order.
下次需要订购时我们会通知你。