Rayox
二氧化钛
🗣️ 情景例句
She looks neat and fresh.
她看起来优雅清新。
Do business, but be not a slave to it.
要做事，但不要做事务的奴隶。
There she studied the teaching of deafblind children.
在那里，她学习聋盲儿童的教学工作。