Immunodeficiency
n. 免疫缺陷, 免疫缺损
🗣️ 情景例句
I can't wait till he's just a little older.
我迫不及待地希望他长大些。
Come in and make yourself at home.
请进，别客气。
But if you are a serious private investor,
但是，如果你是一个认真的私人投资者，