Pentacontane
五十烷
🗣️ 情景例句
Where there's smoke, there's fire.
事出必有因，无风不起浪。
Prompt delivery would be necessary as we have a fast turnover in this trade. We would therefore need your assurance that you could meet all delivery dates.
即期交货很重要，因为这种货流转很快。所以我们需要你方保证及时交货。
It's very thoughtful of you.
你想得真周到。