Tpv
[医][=tetanus-pertussis vaccine]破伤风-百日咳菌苗
🗣️ 情景例句
We have closely connected with firms in USA.
我们同美国有良好的业务关系。
Now, we're doing something new making skin strong enough that it doesn't wrinkle, become dry, or develop blemishes.
现在我们正在做一些改进，使皮质变得坚韧而不致有皱纹，变干或产生磨损。
That's a terrific idea!
真是好主意！