...助絮凝剂 flocculant aid 努力 am at pains ;are at pains ;is at pains ;made an attempt at ;made an attempt to ;make an attempt at ;make an attempt to ;make an effort to ;make efforts to ;mak...
双语例句
1
He isatpains to find facts.
他正在努力了解事实真相。
2
Gibbs isatpains to repeat that the documents all date from 2009 and earlier.
Gibbs非常纠结，因为他在不断重复提及这些文档的日期是2009年以及更早的时候。
3
As he isatpains to point out, this is very much our human tale, our ancestry.