grit

研磨；在…上铺砂砾，覆以砂砾；咬紧牙关英释中释vto use all your determination to continue in spite of difficulties

粗砂，砂砾砂砾，粗砂石；勇气；决心英释中释ndetermination and courage

1 grit chamber,沉砂池

2 steel grit,钢砂；钢丸；钢粒

1 Just grit your teeth and hang on – it’ll be over soon..咬紧牙关坚持下去吧——事情很快会过去的。