assiduous
adj. 刻苦的; 勤勉的; 殷勤的; 百折不挠的
Someone who is assiduous works hard or does things very thoroughly.
...an assiduous student...
勤勉的学生
Podulski had been assiduous in learning his adopted language.
波多斯基一直很努力地学习外语。
1. marked by care and persistent effort;
The book was the result of ten years'assiduous research.
那本书是十年苦心钻研的成果.
His spirit of assiduous study is worthy of emulation.
他刻苦钻研的精神,值得效法.
He is assiduous over his visitor.
他对来访者很殷勤.
He was as ever assiduous and gallant.
他象以往一样殷勤周到,曲意温存.
Assiduous respiratory care is mandatory.
我们强调精心的呼吸护理.