乌龟背上有硬壳.A tortoise has a shell on his back.他们砸开坚果，剥去硬壳。They cracked the nuts and removed their shells.国务秘书从他的官员的硬壳里伸出了柔软的脑袋.The secretary had put forth his soft head from the official shell....
He drew, or rather dragged off , his ferocious helpmate.他把他那怒气冲冲的助手拉开了, 实际上是使劲拖开的.She had now the right to be his helpmate in his all kind deeds.现在,她已成了他一切仁慈行为当仁不让的助手.On the other hand, the TUG and HelpMate are packed wi...
They are offering farmers $2.15 a bushel for corn.他们向农民出价每蒲式耳2.15美元收购玉米。The company is now offering to double-glaze the windows for £3,900.该公司现在报价3,900英镑安装双层玻璃窗。We have been successful because we are offering a quality s...
The actue toxic effect of heavy metal Cu ~ ( 2 + ) to Stentor Polymorphrus ( Ciliophora, Heterotrichida ) was studied.研究了重金属铜对异毛目纤毛虫多态喇叭虫 ( Stentor polymorphrus ) 的急性毒性影响....