咬紧牙关

那个孩子性格倔强，遇到再大的困难也咬紧牙关，绝不轻易向人低头。

nà ge hái zi xìng gé jué jiàng, yù dào zài dà de kùn nán yě yǎo jǐn yá guān, jué bù qīng yì xiàng rén dī tóu.

That child has a stubborn personality. No matter how difficult it is, he will grit his teeth and never give in to others easily.

虽然开局阶段由于客场不利因素暂时处于大比分落后的劣势，但队员们顽强咬紧牙关，在终场前上演了惊天逆转。

suī rán kāi jú jiē duàn yóu yú kè chǎng bù lì yīn sù zàn shí chǔ yú dà bǐ fēn luò hòu de liè shì, dàn duì yuán men wán qiáng yǎo jǐn yá guān, zài zhōng chǎng qián shàng yǎn le jīng tiān nì zhuǎn.

Although they were temporarily behind by a large score due to unfavorable factors in the away game at the beginning, the players gritted their teeth tenaciously and staged a shocking comeback before the end.

尽管早年家境极度贫寒窘迫，老父亲依然咬紧牙关四处打零工，坚决供三个孩子全部进入省重点大学念书。

jǐn guǎn zǎo nián jiā jìng jí dù pín hán jiǒng pò, lǎo fù qīn yī rán yǎo jǐn yá guān sì chù dǎ líng gōng, jiān jué gōng sān gè hái zi quán bù jìn rù shěng zhòng diǎn dà xué niàn shū.

Despite the extreme poverty and embarrassment of his family in his early years, the old father still gritted his teeth and worked odd jobs everywhere, determined to provide for all three children to attend key provincial universities.