Perfluorodecalin
[化] 全氟萘烷
🗣️ 情景例句
Is he still with IBM?
他还在IBM工作吗？
A borrowed cloak does not keep one warm.
借来的斗篷不暖身。
In the evenings he studied hard for his exams, and most mornings he took tourists around Oxford.
他晚间努力学习，以应付考试，而大多数早上，他则带领游客在牛津大学参观。