小于或等于
/ɪz ˈlɛs ðɐn ɔːɹ ˈiːkwəl tuː/
n
English: is less than or equal to · 小于或等于
释义：Sign denoting that the result of an operation is equal to or of smaller magnitude than the number that follows.
English: is less than or equal to · 小于或等于