Spp
abbr. 太阳光度测定器（Solar Photometry Probe）；系统组（合）件设计（System Package Plan）；定序分组协议（Sequential Packet Protocol）；立管压力
🗣️ 情景例句
His number is 555-8842.
他的电话是555-8842。
They intend to stop all traffic through the ports.
他们预定关闭港口的全部交通。
The house was dirty. They hadn't cleaned it for weeks.
房子很脏，他们好几个星期没打扫了。