be proficient in
US
・UK
A1 初級
phr.片語精通
She is proficient in several languages.
影片字幕
如何提高外科手術的靈巧性 | 有志於外科手術的醫生指南 (How to Improve Surgical Dexterity | Guide for Aspiring Surgeons)
08:30
- immediacy. But to be proficient in the operating room, a high degree of dexterity is required.
即時性。但要在手術室裡熟練操作，需要高度的靈巧性。
How Flight Attendants Are Trained
06:10
- They come back to training, and they do have to be proficient in their door evacuations, in their EMV scenarios, CPR, security.
他們回來培訓，確實要熟練掌握他們的門禁疏散、EMV場景、心肺復甦、安全。
