harden sb to sth

• 使(某人)无动于衷； 习以为常

harden sb to sth的用法和样例：

例句

1. Habitual tardiness is irritating to the teachers.
   学生迟到习以为常令教师恼火。
2. I'm quite hardened to the cold weather here now.
   我现在对这儿的寒冷气候已习以为常了。