stiffens
常见例句
- This lignification serves to stiffen and strengthen the cells.
木质化足以使细胞变硬和增强。 - This sort of grease could not stiffen when the temprature drops.
温度下降时，这种润滑脂不会变稠。 - The promise of a reward might stiffen their resolve.
答应给他们奖励可以坚定他们的决心。 - He stiffened at the insult.
他听到这些侮辱的话，态度强硬起来。 返回 stiffens