Activity of (vulcanization) accelerator
[化] 硫化促进剂活性
🧩 词语组成解析
n. 活动;活跃,敏捷;活动力;教育活动;
act行动,做+ivity状态→活动
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
She got a scholarship to Cambridge but dropped out a year later.
她得到了剑桥大学的奖学金,但一年后就退学了。
Fire, water, and money are good servants, but bad masters.
水火金钱是忠仆,使用不当是祸首。
I was able to tell him that he had pulled out the wrong tooth.
我总算有可能告诉他,他拔错了牙。
更多情景英语 ›