n.新手，无经验者v.当新手...

抗黑视法...

黑点（镀锡板缺陷），黑斑，盲点，斑痕...

track record的复数形式为：track records...

crackle的现在完成时为：crackled...

Both the horses were out, tacked up and ready to ride.两匹马都牵出来装上了马具,可以骑了.He had tacked this note to her door.他用图钉将这张便条钉在她的门上。He tacked the sheets of paper on as carefully as possible.他尽量小心地把纸张钉上去....

n.骑用马( hack的名词复数 )，用靴头踢v.劈，砍( hack的第三人称单数 )，狠踢，乱踢，能╱不能应付（某情形），（以普通速度）骑马...

quacking的音标：...

n.恢复，复原，巧妙的回答或反驳，东山再起，回归...

Prisons are having to pack in as many inmates as possible.监狱只好拼命往里面塞犯人。Why don't you pack in when you feel dizzy?你觉得头晕时,为什么不停止工作?You pack in as tightly as you can.你们尽量往里挤....

packages的音标：...

backlogged的音标：...

carry back的音标：carry back的英式发音音标为：['kæri bæk]carry back的美式发音音标为：['kæri bæk]...

look back on sth的音标：...

firecracker的复数形式为：firecrackers...

v.偷懒( slack的过去式和过去分词 )，减速，放松...

n.黑板( blackboard的名词复数 )...

Said they saw him out by Hogback Bridge this morning with all sorts of cameras. "说是看见他今天早晨在桥那儿,带着各式各样的相机. ”And Robert Kincaid headed for Hogback Bridge, racing the years, chasing the light.而罗伯特.金凯正向桥驶去, 追光逐年地疾驰而过....

lack的复数形式为：lacks...

Light colours provide an effective backdrop for pictures or a mirror.浅色是挂放图画或镜子很有效果的衬托。The mountains provided a dramatic backdrop for our picnic.群山如画，给我们的野餐平添景色。The large bay has a superb backdrop of mountains.大海湾背靠着庄严的山...

Yes, simple ones like the swallow and jackknife but not fancy diving.跳的, 跳简单的例如燕式、弯身式,但不会跳花式.But, yahoo still is put in jackknife government issue.但是, 雅虎仍存在重叠管理问题.Two periodic jackknife, be helpful for national economy g...

hang back的音标：hang back的英式发音音标为：[hæŋ bæk]hang back的美式发音音标为：[hæŋ bæk]...

Even his closest advisers believe he should hang back no longer.即便是和他关系最密切的顾问都认为他不应该再拖下去了。They will then hang back on closing the deal.他们接着会拖延生意的成交。I saw him step forward momentarily but then hang back, nervously massagi...

Most of the time we just ate snacks and fast food.多数时候我们只吃点心和快餐。The machine dispenses a range of drinks and snacks.这台机器发售各种饮料和小吃。Grandma can make snacks with banksia rose petals, which smells and tastes fragrant as the f...

bracken的音标：bracken的英式发音音标为：['brækən]bracken的美式发音音标为：['brækən]...

ack的音标：...

Make a point of backing up your files at regular intervals.一定要定期备份文件。Tapes provided the backing.磁带伴奏。Johnson now sings backing vocals for Mica Paris.约翰逊现在为迈卡·帕里斯伴唱。...

In the dry - combed process, backwashing occurs after combing.在干式精梳过程中, 复洗是在精洗之后.Backwashing is one of the Methods: To maintain a filter bed clean.反冲洗是保持滤床清洁的方法之一....

退让，退回去，撤销（要求等）...

A down - hole autotracking well pumping unit different from the conventional pumping unit was designed.针对抽油技术的现状和存在的问题,设计了一种不同于有杆抽油方法的井下自动跟踪式抽油装置....