Isb
abbr. independent sideband （电信）独立旁带; intermediate sideband （电信）中间旁带
🗣️ 情景例句
She's looking for a part time job.
她在寻找兼职工作。
I often go to school in the morning.
我常常在早上去学校。
None of your business!
与你无关！