Mechanical prophylaxis
[医] 器械预防
🧩 词语组成解析
n. 预防\\n[医] 预防
🗣️ 情景例句
The first one to get one hundred points wins.
首先达到一百分的人赢。
He who purposes to be an author, should first be a student.
想当作家，相当学生。
it would take about 700 years for half of us to die,
那么我们当中的一半人过700年才会死去，