Mesophlebium
静脉中层; 静脉中层
🗣️ 情景例句
I'm taking too much of your time.
我耽误了你很多时间。
I asked him to check it for me, but he wouldn't.
我请他帮我检查，但是他不肯。
OK, Mom! said Lucy.
“好的，妈妈！”露西说。