在叶鞘裹住的幼叶下部呈现螺旋状.A spiral deformation occured in the lower part of the young leaf enclosed in the sheath.包裹最低两个茎节的叶鞘也应坚硬.The leaf sheath enclosing the lowest two internodes should be stiff too.本实验以高秆野生稻的幼嫩叶鞘和茎为材料.Leaf she...
There may be some deep-seated emotional reason which has to be dealt with before your eating habits normalize.要使饮食习惯正常，你也许要先处理好一些根深蒂固的情感问题。Apart from eating zongzi, [ they ] also watch boat races.我们除了吃 粽子, 还看龙舟比赛,每个人都高兴得...
He launched an immoderate tirade on Turner.他针对特纳发表了一篇极端激愤的长篇演说。He too has met a tirade of abuse.他也遭到了长篇累牍的谩骂攻击。His writings are one long tirade against ignorance.他的著作称得上反对无知的长篇演说....
This was a matter less of morals than of expediency.此举只是权宜之计，不关乎道德问题。The government is torn between principle and expediency.政府在原则与权宜之间难于抉择。There will always be tensions between principle and expediency.原则和权宜之计之间总是矛盾重重.I...