before dark的用法和樣例：
例句
- Hopefully, we'll arrive before dark.
我們可望天黑以前到達。 - Try to get home before dark.
盡量在天黑以前回家。 - If everything goes according to plan, I shall be back before dark.
假若一切順利，我天黑之前就回來。 - He was pounding away at the job so as to finish it before dark.
他在拼命地干，以便在天黑前把工作做完。 - I had better hit the road if I'm to be back home before dark.
如果我要天黑前到家，我最好現在就動身。 - We started early in order to arrive before dark.
為了在天黑前到達，我們很早就動身了。
