It was surprising when the alkali spectra showed unmistakable doublets.当碱金属光谱显示出不容怀疑的双线结构时,是令人惊奇的.The envelope is called a double of doublets.这种峰叫做双合双重线....
在各种规定的培养基上可得到锈菌的单体纯净培养物.The axenic culture of rusts has been achieved on various defined media.这种工作曾被证实适用于其它锈菌.This work has been shown to apply to other rusts.一旦定殖后, 早期锈菌的增长是对数性质的.Once established, early rust increase i...
Having mown the lawn, there are all those grass clippings to get rid of.修剪草坪后有很多剪下的碎草需要清理。In the candlelight , at the table, she studied the clippings.在烛光中, 她在餐桌上仔细看那些剪报.Finally she studied the magazine clippings.最后她仔细看了...
When the days shorten in winter some people suffer depression.冬季天短，有些人会变得抑郁消沉。Injury problems could shorten his career.受伤的问题有可能缩短他的职业生涯。Minor accidents can shorten the life of a car.小事故会缩短汽车寿命....