她咬紧牙关不肯挪动一步。
她咬紧牙关，殊死搏斗！
她咬紧牙关。
雪打在她的脸上，但是她咬紧牙关，继续前进。
The snow was blowing in her face, but she gritted her teeth and went on.
她讲完话，站在他面前，咬紧牙关，双颊通红。
She stood before him, at the end of her speech, with her teeth clenched, her cheeks flaming.
她讲完话，站在他面前，咬紧牙关，双颊通红。
She stood before him, at the end of her speech, with her teeth clenched, her cheeks flaming.
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