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
So it's just you and me, Susan.
所以 这里只有你和我， Susan。
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
It's a small blue case and it's got a zip.
是只蓝色的小箱子，上面有拉链。