BPA ( brooks parsimony analysis ) is one of the most popular methods in the study of historical biogeography. BPA ( brooksparsimonyanalysis ) 是历史生物地理学研究的重要分析方法之一,在过去的20年内得以发展和完善.
During operation, the injection channel of the introducer can be used as breath pass.在手术中, 置入器上的注液管组件通道可作为患者的呼吸通道.Linear RF ablation using long introducer is effective and safe way in treating AF.用长导引鞘作支撑行线性消融是治疗房扑的安全有效的...
The tortoise spends the winter months in hibernation.乌龟在冬眠中度过寒冬季节.Hibernation is more than sleep.冬眠不是一般的睡眠.But this spring occupants of the spider motels awakened from hibernation healthy and ravenous.然而今春蜘蛛旅馆的客人们从冬眠中醒来时...
他匆匆地迈着沉重的步伐绕过湖边向花园走去。He tramped hurriedly round the lake towards the garden.我们正排成一列朝湖边走去。We were walking in single file to the lake.在那家饭店用餐能欣赏到湖边景色，而且那里饭菜也是美味佳肴。The dining room has lakeside views and offers excellent cui...
A hydrocarbon was known to be either an alkene or alkane.某碳氢化合物已知可能是烯烃或是烷烃.The hydrocarbon must be an alkene.这个碳氢化合物必定是烯烃.The betaine will collapse to the alkene only when these two functions are eclipsed.只有当这两个基团移至重迭位置时...
汗水从额头流到了眼睛里，模糊了他的视线。Sweat ran from his forehead into his eyes, blurring his vision.他擦了擦脸上的汗水并四处张望。He wiped the sweat off his face and looked around.夏恩托痛苦地翻来覆去，汗水淋淋。Chantal was writhing in pain and bathed in perspiration....