Children should be taught how to keep a stiff upper lip when necessary.

应该教孩子如何在必要时保持坚定沉著。

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Although the police officer was scared, he managed to keep a stiff upper lip.

尽管这名警官被吓坏了，他仍咬紧牙关坚持下去。

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Although the police officer was scared, he managed to keep a stiff upper lip.

尽管这名警官被吓坏了，他仍咬紧牙关坚持下去。

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