Flotation promoter
[化] 促浮剂
🧩 词语组成解析
[化] 浮; 浮游选矿\\n[医] 浮集(法), 浮选(法)
promoter
[prə'məutə]
n. 助长者;发起人;促进者;
🗣️ 情景例句
and how hard it is
他还说这件事很难
Everyone is entitled to his own opinion.
每个人可以保留他的自己的意见。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。