Spherocolloid
[化] 球形胶体
🗣️ 情景例句
It's extremely good of you to do this for me.
你帮我做了这件事，真是太好了。
Almost everyone is aware of environmental problems in America.
在美国，几乎人人都注意到环境问题。
This has not been easy because I own over a thousand books.
但这并不容易，因为我有1，000多本书。