Keeping the garden tidy all year round can be a laborious task.一年到头把花园拾掇得干净整洁也不是件轻松活儿。Her mother laborious sews the cotton fabric.她的母亲辛辛苦苦的缝制棉织品.They had the laborious task of cutting down the huge tree.他们接受了伐大树的艰苦工作.The...
Heterochromatin has shown to be composed largely of short repeated polynucleotide sequences.异染色质大部分是由短而重复的多核苷酸序列所组成的.Chromosome material with exhibits of such behaviour is called heterochromatin.表现这种现象的染色体物质叫做异染色质.The ac...
Buttons, zippers should be glitch free and sharp edge.纽扣 、 拉链应无毛刺和锐利边缘.This computer program must have a glitch, It'sometimes closes unexpectedly.这程序一定是有瑕疵了, 有时会突然关闭了.There is a glitch in the computer program somewh...