Sults
abbr. subscriber line test system 用戶線路測試系統
??? 情景例句
After my wife died,
我妻子去世后，
Have you thought about staying home?
是否考慮在家呆著？
Hi, Ling Feng! That's a nice kite!
喂，凌峰，那個風箏好漂亮。