missing/'mɪsɪŋ/

a. not in the usual or expected place and unable to be found

a. 丢失的，找不到的；失踪的：My cellphone is missing. 我的手机丢了。

◇My keys have gone missing again. 我的钥匙又不见了。

构词miss + -ing

常犯错误

✗ The missed boy was last seen in the park.

✓ The missing boy was last seen in the park. 失踪的男孩最后一次被人看到是在公园里。