by rule的用法和樣例：
例句
用作副詞 (adv.)
- Airplane pilots must always fly by the book.
飛行員應按規則飛行。 - He is very methodical in his work,doing everything by rule.
他做事有條不紊，每件事情都是按規則做的。 - The rule is that someone must be on duty at all times.
按照規定，任何時候均需有人值班。 - A refund can be obtained for the reinvestment if the reinvestment application is approved by certain national authorities and the profits to be reinvested have been realized.
外國投資者計劃用外商投資企業的利潤進行再投資申請被國家有關部門批準時，該再投資的利潤已經實現的，在實際再投資時，不論是一次或分期投資，均可以按照規定給予再投資退稅。
辭彙搭配
- by rule and line 準確地(精密地)...
