adj. 胎儿的,胎的;
📝 例句
Only a few dozen patients have received brain cells from fetal pigs.
仅有数十个病人接受了胎猪脑细胞.
🗣️ 情景例句
Hang up one's hat in another's house.
在别人家里久留不去,长期居住。
They also have the disadvantage of being an expensive form of transport.
飞机另一个缺点是昂贵。
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