Hef
abbr. 高能成形（High-Energy Forming）；人胚纤维母细胞
🗣️ 情景例句
I understand. I really do.
我能理解， 真的。
If not, our repairman can come to you.
要不然，我们的维修人员可以上你那里去。
steam boats carried thousands of visitors across the Channel from Europe.
但汽船还是把成千上万的参观者从欧洲大陆送过了英吉利海峡。