Checkpointer
[计] 检查点, 校验点
🗣️ 情景例句
Looking around. Especially with a purchase of this kind.
到处看看， 特别是这一类买卖。
Could you give me an indication of the price?
您能提供一个参考价吗？
Please stop me if you have any question.
有任何问题，请随时叫我停下来。