by main force的用法和樣例：
例句
用作副詞 (adv.)
- The old man pulled the wagon with all his force.
老人用盡全力拉貨車(chē)。 - She made a strenuous effort to force her mind to other questions.
她盡全力強迫自己去想別的問(wèn)題。
詞匯搭配
- by main force 盡全力
