grit

grit
noun
[mass noun]

small loose particles of stone or sand
砂；砂砾；砂粒
she had a bit of grit in her eye.
她眼中进了一粒砂子。
■[as modifier](with numeral) indicating the grade of fineness of an abrasive
［与数字连用］（金刚砂、砂纸等磨料的）细度
400 grit paper.
细度为400的砂纸。
■(亦作 gritstone)a coarse sandstone
粗砂岩
[count noun]layers of impervious shales and grits.
层层交叠、密不透风的页岩和粗砂岩。
courage and resolve; strength of character
勇气，决心；坚毅，坚定
he displayed the true grit of the navy pilot he used to be.
曾经当过海军领航员的他表现出了这一职业所特有的勇气和坚毅。

(gritted, gritting)
[with obj.]

clench (the teeth), especially in order to keep one's resolve when faced with an unpleasant or painful duty(figurative)(喻)
（尤指下决心时）咬紧（牙齿）
Parliament must grit its teeth and take action.
议会必须痛下决心，采取行动。
[as adj. gritted]‘Not here,’ he said through gritted teeth.
“不在这儿，”他咬紧牙关说。
spread grit and often salt on (an icy road)
在（结冰的路面）上撒砂子和盐
[no obj.]move with or make a grating sound
吱吱嘎嘎地移动；发出摩擦声
fine red dust that gritted between the teeth.
细细的红色砂子硌得人牙碜。

常用词组
grit one's teeth

语源

Old English grēot 'sand, gravel', of Germanic origin; related to German Griess, also to groats

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