Not only is it valid, it must be valid. And why is that?
不只有效,而且肯定有效,为什么呢?
The string must be valid PHP code and must end with semicolon.
这个字符串必须是有效的PHP代码,并且必须以分号结束。
The IELTS test result must be valid on the date of application.
IELTS 考试成绩必须在申请职位当天仍然有效。
The IELTS test result must be valid on any date during the application period.
IELTS考试成绩必须在职位接受申请期内任何一日有效。
The IELTS test result must be valid on any date during the application period.
IELTS考试成绩必须在职位接受申请期内任何一日有效。
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