Smv
abbr. （防止车辆尾部与后车相撞的标志）慢行车辆（slow-moving vehicle）
🗣️ 情景例句
He started with them almost forty years ago.
他在那里做了快四十年了。
If I wanted to rent a van, how much would it cost?
要是我租一辆搬运车，得花多少钱？
Mum, I don't feel very well.
妈妈，我感到不舒服。