Pdms
等离子体解吸质谱法
🗣️ 情景例句
My girl friend and I broke up.
我和我女朋友分手了。
What size shoes do you wear?
你穿的鞋子是什么尺寸的？
Justice is part of the complex machinery of the law.
正义是复杂的法律机器组成部分。