Sonalert
固体音调发生器
🗣️ 情景例句
It's too hard to explain.
这很难解释清楚。
Being on sea, sail; being on land, settle.
随遇而安。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，