Immunodeficiencies
(immunodeficiency 的复数) n. 免疫缺陷, 免疫缺损
🗣️ 情景例句
5, 6, 7, go right, 1, 2, back, 5 6 7
向右 1 2 后退
He that fears death lives not.
怕死者活不了。
He knew it would not prove difficult in such a small village.
他知道在这样一个小村庄里抓住小偷并不困难。