Tri-styrylphosphine oxide(tspo)
[化] 三苯乙烯基氧膦
🧩 词语组成解析
[计] 三
🗣️ 情景例句
who spent the last five years
用过去五年的时间
I'm looking for a part-time job to help put me through school.
为了使我能够从学校毕业，我正在找兼职工作。
Firemen had been fighting the forest for nearly three weeks before they could get it under control.
消防队员们同那场森林大火搏斗了将近3个星期才最后把火势控制住。