Sfsu
abbr. signal frequency signaling unit 信号频率信令单元
🗣️ 情景例句
Grandpa, get the net, please!
爷爷 ，请把网子拿来！
My wife and I still remember the first day we arrived in Beijing.
我太太和我仍然记得到北京的第一天。
Already, orientals and Asian Americans constitute the majority of the engineering staffs at many Valley firms.
硅谷许多公司中工程技术人员的大多数是东方人和亚裔美国人。