Tofms
[化] 飞行时间质谱仪
🗣️ 情景例句
Because the United States is the most important trade partner.
因为美国是我们最重要的贸易伙伴。
A good horse often needs a good spur.
好马常要好靴刺。
Ok, I'll see what I can do.
好吧，我考虑考虑吧