Saponide
合成洗涤剂
🗣️ 情景例句
and he really wants to go there.
他确实很想去那儿 。
Help yourself, please.
请自己用。
We enjoy staring at them, entranced as they go about their business, unaware (we hope) of our presence.
我们喜欢入迷地看它们做事，它们不知道（但愿如此）我们就在它们身边。