Your body should be straight up in the water; don't lean forward much or hunch over. Keep your shoulders back and look straight ahead.

你的身体在水中应该保持正直，挺胸、目视前方，不要过度前倾或伛偻。

youdao

Don't hunch up with your shoulders. And don't lift your head to look forward.

不要拱起你的肩膀，不要抬头向前看。

youdao

Don't hunch up with your shoulders. And don't lift your head to look forward.

不要拱起你的肩膀，不要抬头向前看。

youdao