Thorotrase
胶质二氧化钍
🗣️ 情景例句
I'm with the Bank of China.
我在中国银行工作。
I suppose he was sick.
我猜他大概是病了。
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。