F-12
[医] 氟利昂十二, 二氯二氟甲烷
🏥 医学释义
氟利昂12，二氯二氟甲烷
🧩 词语组成解析
twelve
🗣️ 情景例句
and Philip was opening his first medical office.
而Philip则第一次开诊所。
The hour's delay was most annoying.
这时候耽误是最令人烦恼的。
will move decisively from the second phase to the third,
就可以明确地从第2阶段进入第3阶段。