Opportunistic infection
机会感染
🧩 词语组成解析
a. 机会主义的, 投机取巧的
infection
[in'fekʃən]
n. <医>传染，感染;传染病，染毒物;影响;
🗣️ 情景例句
She took a medical course.
她选读医学课程。
No wonder everyone speak highly of your commercial integrity.
难怪大家都极为推崇你们的商业信誉。
The shortest answer is doing.
最简短的回答是干。