Peltogen
一种浮选剂
🗣️ 情景例句
who used to run the drugstore in town.
他过去在镇上经营药房。
A joke never gains an enemy but often loses a friend.
开玩笑总不能化敌为友，反而有时会失去朋友。
A new machine called 'The Revealer' has been invented and it has been used to detect gold which has been buried in the ground.
一种叫“探宝器”的新机器已经发明出来，并被人们用来探测地下埋藏的金子。