before operation

常见例句

Angina before operation is a serious problem .
手術前心絞痛是嚴重問題。
www.translation-dictionary.net
Before operation, check the instrument against the instructions.
操作之前請對照說明書檢查儀器。
Before operation, special consideration must be given to pressure limitations, system containment, purging requirements, etc. , to determine if additional safety measures are required.
在操作前，必須對壓力極限、系統容積、淨化要求等專門考慮，以決定是否要求額外的安全措施。

Another way to prevent infections is to give patients antibiotic drugs before an operation.
And that operation is being performed before others.
竝且那個操作是在其它操作之前的。
哈彿公開課 - 計算機科學課程節選
Doctors are advised to give them within the hour before the operation.

Though I cannot discuss details in an open setting, as a member of the Senate Intelligence Committee, I can tell you that before Operation Iraqi Freedom we had very little human intelligence in Iraq, and, therefore, the INC provided one of the best--and only--avenues for acquiring intelligence on Saddam Hussein's regime.12 I believe the Department of Defense would conclude it was useful.
CENTERFORSECURITYPOLICY: Center For Security Policy
The President joined us then early afternoon before the operation got underway.
WHITEHOUSE: Press Briefing