Tpss
abbr. train program subsystem 训练程序子系统
🗣️ 情景例句
when it's very cold out.
冬天外面很冷的时候。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
It's about four hundred yards down this street.
城堡就在这条街上，（离这儿）400码左右。