Preventive maintenance contract
[计] 预防性维护合同
🧩 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
That's my boy!
好儿子！
A police dog follows a scent.
一条警犬在追踪着气味。
No wonder people say that computers are taking over the world.
难怪有人说电子计算机正渐渐接管世界。