英汉双语例句-生物医药大词典

Black clouds portend a storm.

中文意思：
乌云是暴风雨的前兆。

以下为相关句子列表(点击查看，可以看对应的解释）：

	Black can besmirch white and a bad odor wipe out a fragrance easily,but not vice versa.This is what happens when a gentleman is confronted by a cad or a sneak.			黑与白交，黑能污白，白不能掩黑；香与臭混，臭能胜香，香不能敌臭，此君子小人相攻之大势也。
	Black cedar adds body, fullness to the aroma. As for the rest of the tones, each has its own characteristics, and it's as much an art as a science.			雪松使身体芬芳满布。至于其他的，则各有各的特色。这是一门科学，更是一种艺术。
	Black cherry, dark chocolate and cherry liqueur on the nose.			黑樱桃、黑巧克力与樱桃酒的香气颇为诱人。
	Black churches became especially active in the movement for racial equality in the 1940s and 1950s.			在40年代和50年代的争取种族平等的运动中，黑人教堂显得尤其活跃。
	Black clouds are an unmistakable sign of coming rain.			乌云是下雨的明显前兆。
	Black clouds portend a storm.			乌云是暴风雨的前兆。
	Black coffee leaves a bitter taste in the mouth.			不加奶的咖啡在嘴里留下了一些苦味.
	Black coffee leaves a bitter taste in the mouth.			不加奶的咖啡在嘴里留下了一些苦味。
	Black colour,its hardness is higher than that of WA,its toughness is a bit lower.			黑色，有光泽，硬度比白刚玉高，韧性较低。
	Black dirt or soot, especially such dirt clinging to or ingrained in a surface.			污垢，灰垢黑色脏物或煤灰，尤指附着或深嵌在一个表面上的污垢
	Black fruit aromas, soft spice and cinnamon notes enhance the smooth richness.			深色水果果香，柔和的辛香与肉桂气息增添了柔滑丰饶的口感。