start on something的用法和樣例：
例句
- I would not know where to start doing it.
我不知道從哪裡著手做起。
- We had many problems to surmount before we could start the project.
我們得克服許多困難才能著手做這項工作。
- She was lonely at the very start.
她開始時感到孤獨。
- After a promising start, things began to turn sour.
起先是很有希望的，後來卻開始變得讓人掃興。
start on something的相關資料：
臨近單詞
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