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black wrack是什么意思？

black wrack

墨角藻

相关词汇
black wrack

black

adj. 黑（色）的，黑色人种的，黑暗的，不加牛奶的；n. 黑色，黑人，黑颜料，黑暗；v. 使变黑，抵制，拒绝，使变黑暗；

wrack

n. （在海岸上长的或冲到海岸上的）海草（用作肥料等），墨角藻，残败，漂来物；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
We can't move in until next month.
我们直到下个月才能搬进去。
They will move in next week.
他们将在下星期搬进新居。
Her self-respect has been restored.
她的自尊心恢复了。
The nut has worked off.
螺帽已经脱落了。
We said our good-bys and left.
我们告别后离去。
She hailed from London.
她来自伦敦。
Traveling with the bands was a broadening experience for the musicians, who were usually self- taught.
和这些乐队一起旅行使那些平素全靠自学的乐师们开阔了眼界。
Careful make-up and styling can take years off you (=make you look much younger).
仔细化妆和头发造型能使人显得年轻。
She wrote that letter on impulse.
她一时冲动写了这封信。
The old sailor reeled off one story after another.
老海员滔滔不绝地讲了一个又一个故事。
You'd better buck up your ideas if you want to pass the exam.
如果你想通过考试, 就得加把劲。
It takes more skill than it looks to knock the ball into the hole.
要把球打进洞里看起来算不了什么, 其实很需要技术。
Fran slipped the catch on the door, then turned to say good-bye.
弗兰拉开门闩，然后转身说“再见”。
The opening chapter gives a brief historical overview of transport.
第一章是运输史的简要回顾。