Rigidization
刚性化
🗣️ 情景例句
Good afternoon, Mr. Chen. Thank you very much.
下午好，陈先生。非常感谢。
Don't you think it's too formal?
你不觉得太正式了吗？
Also they make the tank look much prettier.
二来，它们还可以使容器看起来更漂亮些。