If the collar won't stay in place, I shall have to pin it back.

如果领子会移动, 我就不得不用别针把它别住.

《简明英汉词典》

If the collar won't stay in place, you'd better pin it back.

如果领子不牢稳, 你最好用别针把它别住.

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Of course, it takes all the running you can do to stay in place.

当然, 用尽你的力气去跑才能维持在原地.

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If the collar won't stay in place. I shall have to pin it bock.

如果领子不合适, 我将不得不用针将它别好.

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