black 四级六级

A black silk tie completed the ensemble.

再配上一条黑色丝绸领带, 整套服装就齐全了。

There was round microcolony with black center and transparent periphery generated on SS agar plate.

在 SS 琼脂平板上形成中间黑色、周边透明圆形小菌落。

A heavy black volume, amateurishly bound, with no name or title on the cover.

这是一本黑面厚书，自己装订，封面上没有书名或作者名字。

The actress wore a black wig over her blond hair.

那个女演员戴一顶黑色假发罩住自己金黄色头发。

The ostracon has 5 lines of text in black ink.

古陶片上有黑墨水写五行字。

Louise was sashaying along in a long black satin dress.

路易丝穿着一条黑缎长连衣裙大摇大摆地走着。

Black semiliquid , mixed by CBF and soft pitch.

常温下黑色半流体，主要由碳黑油和沥混配而成。

Alexander is a racist who refuses to employ blacks.

亚历山大是个种族歧视者, 拒绝聘黑人。

III.silicate mineral contain iron, include olive stone, black column stone, common picrite etc.

三、含铁硅酸盐矿物:有橄榄石、黑榴石、十字石、黑柱石、普辉石等。

They painted the underside of their planes with a black varnish.

他们在飞机底部涂上了一层黑漆。

Factories are no longer allowed to pollute the air with black smoke.

不再允许工厂黑烟污染空气了。

Typewriter ribbons may be all black or black and red.

打字机色带可以是全黑或黑红色。

I order black pepper sirloin without any paprika.

我叫是黑椒牛腰肉，不要放红椒。

He punched me until I was black and blue.

他打得我全身一块紫一块。

This junction is a wellknown accident black spot.

这道口是有名事故多发之地。

Seafood must be fresh. Don't overcook black linguine to make it no springiness.

海鲜要新鲜，墨鱼面要煮得有弹性，不要太腍。

Our account is nicely in the black this month.

我们帐上本月颇有盈余。

The leopard's skin is marked with black spots.

豹皮上有黑色斑点。

Walker retells the history of the world from the black perspective.

沃克从黑人角度重新讲述世界历史。

The black reticule sagged under the weight of shapeless objects.

黑色拎包由于装了各种形状东西而中间下陷。