You will only succeed if you do your best.
例3你只有经过最大的努力，才会取得成功。
Perseverance, we can only succeed, not fail!
持之以恒，只许成功，不许失败！
In trying to isolate us, they only succeed in isolating themselves.
他们想孤立我们，结果却只孤立了他们自己。
Shirley will only succeed if she does her best.
雪利只有经过最大的努力才会取得成功。
Shirley will only succeed if she does her best.
雪利只有经过最大的努力才会取得成功。
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