Many fungi can reproduce asexually.许多真菌可以无性繁殖。In asexually propagated species, variability resulting from recombination may be severely limited, or even precluded.在无性繁殖物种中, 重组产生的变异可能受到严重限制, 甚至受到阻止.The swelling produced b...
The birds are on the wing for warmer countries.鸟儿展翅飞往较温暖的地方.The days have been getting warmer of late.最近天气越来越暖和.It's getting warmer day by day.天气越来越暖和了....
A short documentary prefaced the feature movie.故事片开始前放映了一部短纪录片.She prefaced her talk with an apology / by apologizing for being late.她先为迟到表示歉意,然后开始讲话.He prefaced his remarks with a smile.他用微笑来开始他的评论....