Teroxide
三氧化物
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
If there's anything else I can do,please let me know.
如果有其他东西我能做的，请让我知道。
Modern sculpture rarely surprises us any more.
现代雕塑不再使我们感到惊讶了。