Cd50
[医] 半数治愈量
🗣️ 情景例句
How much does it cost?
这得花多少钱？
She's a housewife.
她是家庭主妇。
The village seemed deserted, the only sign of life being an ugly-looking black goat on a short length of rope tied to a tree in a field nearby.
村里似乎无人居住，唯一的生命迹象是附近田里一只面目可憎的黑山羊，用一截短绳拴在一棵树上。