Mainlaying cost
[化] 管道装设费用
🧩 词语组成解析
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
It's still raining. I want to play tennis.
仍然在下雨。我想打网球。
Hello, is this the home of Mr. Chen?
喂，是陈先生的家吗？
If no accidents occur on the way, like punctured tires, diversions of traffic, sudden descent of fog, they will be on time.
要是路上没有发生如爆胎、改道、突然起雾等意外事故，他们决不会迟到。