Meaning of yǐ xià:
yǐ xià
以下
Adjective
that level or lower; the following
Wēndù jiāng jiàngzhì líng dù yǐxià.
温度将降至零度以下。
The temperature will drop below zero degrees.
Qǐng zhùyì yǐxià jǐ diǎn.
请注意以下几点。
Please note the following points.
Adverb
that amount or less
Zhèxiē shāngpǐn tǒngtǒng 50 yuán yǐxià.
这些商品统统50元以下。
All these products are 50 yuan or less.