S-unit meter
[电] 信号强度器
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
You're sure Alexandra's going to be surprised?
你确定Alexandra会很惊讶吗？
Thereis no wool so white but a dyer can make it black.
羊毛再白，也能染黑。
It's six o'clock.
六点钟了。