Venae submentalis
[医] 颏下静脉
🧩 词语组成解析
vena的复数
🗣️ 情景例句
We usually accept payment by irrevocable L C payable against shiping documents.
我们一般用不可撤销信用证，凭装运单据结汇付款方式。
I would like you to call me.
我要你打电话给我。
However, rescue operations are proving difficult.
然而，事实证明营救工作非常困难。