Preventive maintenance
[计] 预防性维护\\n[化] 预防性维修; 预防性维护; 预防性保养
🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
🗣️ 情景例句
Sorry, I'm afraid I'm busy tonight.
对不起， 今晚我恐怕没空。
I got 4 oranges.
我拿了四个桔子。
and since most medical men in the Health Services are overworked and have little time for offering time-consuming and little-appreciated advice on such subjects as diet,
因为卫生部门的大多数医生都超负荷工作，所以没有多少时间提出一些既费时而又不受人欢迎的忠告，如注意饮食、