be sure 是什麽意思

[英][bi: ?u?][美][bi ?r]

[法]確信; 誠然; 有譜兒;

肯定; 確定;

雙語例句

1

When I finally snapped the lid of a box shut, I sealed it with transparent tape and checked to be sure that it would not loosen.

當我在最後啪嗒壹聲關上箱子蓋子的時候，我就用透明膠帶把它封好，並進行檢查，確信它不會松動。