节食和锻炼可以控制体重，但你必须坚持不懈地坚持自己的计划。

Dieting and exercising can bring your weight under control but you must stick to your plan with perseverance.

youdao

但你必须坚持，直到最后一秒钟都要彼此支持。

But you just have to keep going and fight for each other until the final whistle.

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但你也必须坚持不懈地努力来提高你的写作技能。

But you should also consistently work on sharpening your skills.

youdao

但你也必须坚持不懈地努力来提高你的写作技能。

But you should also consistently work on sharpening your skills.

youdao