Fds
[医][=fibronectin-depleted serum]纤维连结蛋白缺乏血清
🗣️ 情景例句
Good morning.
早安。
It's urgent to improve the packing.
必须马上改进包装。
Recent scientific evidence seems to indicate that this assumption is incorrect.
但近期科学研究发现，好像这种假设是不正确的。