Helixometer
窥膛镜
🗣️ 情景例句
You're most welcome.
不用客气。
A watched pot(pan) is long in boiling.
心急水不沸；盼得越切，来得越迟。
Please make sure you mark the shipment for careful handling.
请不要忘了在货物上标明“小心搬运”。