常見(jiàn)例句用作動(dòng)詞 (v.)This lignification serves to stiffen and strengthen the cells.木質(zhì)化足以使細(xì)胞變硬和增強(qiáng)。This sort of grease could not stiffen when the temprature drops.溫度下降時(shí),這種潤(rùn)滑脂不會(huì)變稠。The promise of a reward might stiffen their resolve.答應(yīng)給他們獎(jiǎng)勵(lì)可以堅(jiān)定他們的決心。He stiffened at the insult.他聽到這些侮辱的話,態(tài)度強(qiáng)硬起來(lái)。 返回 stiffens