Students all over the country are facing an uncertain future.全国各地学生前途未卜。The sandbank was uncertain, like quicksand under his feet.那个沙坝并不稳固，他脚下如同踩着流沙一般。For a minute he looked uncertain, and then recovered his composure.有一...
The bird species of greatest concern, such as the Great Hornbill, are found in or near forests.在森林附近或者森林里面发现了备受关注的鸟类，如大犀鸟。The eye of a southern ground - hornbill. The bird has remarkably long, wiry eyelashes.红脸地犀鸟之眼. 这种鸟...
松一松插销，好转动门闩。Loosen the bolt so the bars can be turned.我钻了个孔，好让固定插销穿过去。I bored a hole so that the fixing bolt would pass through.安上铰链插销，让门锁更牢靠。Fit hinge bolts to give extra support to the door lock....
The Star Ushak is named for the large star - shaped medallions which alternate with smaller diamond - shaped units.星形乌沙克地毯是指那种具有大型形状团花图案与较小的菱形图案交替排列的地毯.There are about 750,000 species of named insects and 85 % of these a...