Helf
[医][=human embryonic lung fibroblast]人胚肺成纤维细胞
🗣️ 情景例句
I don't envy him his money problems.
我庆幸自己没有他那些金钱的烦恼。
The proof of the pudding is in the eating.
空谈不如实验。（实践出真知）
for in the evening she would be going to a fancy-dress part with her husband.
因为晚上她要同丈夫一起参加一个化装舞会。