Cd50
[医] 半数治愈量
🗣️ 情景例句
He's an exceptionally fine young man and should be a good husband.
他是一个很好的年轻人将来也会是一位好丈夫的。
We want to purchase Chinese tea. Please send us your best offer by fax indicating origin packing, quantity available and the earliest time of shipment.
我们欲购中国茶。请用电传给我们报最好价，并说明产地、包装、可供数量及最早发货日期。
OK! What time shall we leave?
好的！我们什么时候出发？