Her delicate constitution disincline her from such an arduous job.她纤弱的体质使得她不欲担任如此艰钜的工作....a long, hot and arduous journey...一段漫长、炎热而又艰苦的旅程She undertook the arduous task of monitoring the elections.她承担了监督选举的艰巨任务。We must h...
A facultative anaerobic bacillus strain Xg 01 is isolated from the dirt.从污物中分离出一株兼性厌氧芽孢杆菌,它可产生大量的果胶酶.Spiral bacillus are good for human health if taken regularly.长期服用骡菌对身体有益.A kind of bacillus has shown significant abili...