block and tackle什么意思

I finally hoisted him up with a block and tackle.我最终用滑轮组把他拉了上去。The ropes were tensioned using block and tackle.绳子通过滑轮拉紧.Block and tackle: Combination of pulleys with rope or cable, commonly used to augment pulling force....

block and tackle的音标：block and tackle的英式发音音标为：[blɔk ænd 'tækl]block and tackle的美式发音音标为：[blɑk ənd 'tækəl]...

baroreceptor的音标：baroreceptor的英式发音音标为：[ˌbærərɪ'septə]baroreceptor的美式发音音标为：[ˌbærərɪ'septə]...

invested的音标：...

有缘的，带裙的...

The flesh of his cheeks seemed to have yellowed.他似乎有些面色发黄。The white shirt was yellowed with sweat.白衬衫被汗水渍黄了.The leaves of the book were yellowed with age.书页因年久而变黄....

Great crises often call forth gifted leaders.危急存亡之际常能产生天才的领袖.How does spirit of ability call forth do a happy person?怎样才能振作起精神做个快乐的人?It occurs when minds stimulate each other and ideas call forth ideas.当主意相互碰撞、想法相互启发,协同效...

credo的音标：credo的英式发音音标为：['kri:dəʊ]credo的美式发音音标为：['kridoʊ]...

help的现在完成时为：helped...

kinky的最高级为：kinkiest...

n.异杨松脂醇，异杨松脂粉...

The class's unruly behaviour shamed the teacher.这班学生不守规矩的行为使老师感到羞愧.You get a lot of unruly drunks fighting each other.有很多无法无天的醉鬼在相互斗殴。At the end of a month club leader had the unruly youths eating out of his hand.在月...

目的: 考察酮康唑海藻酸钙凝胶小球的制备工艺和最优处方.METHODS: Ketoconazole calcium alginate gel beads were prepared by droplet method.目的考察灯盏花素海藻酸钙凝胶小球的制备工艺和最优处方.Objective To investigate the preparation technique and optimal formulation of brevis...

Millions of people want new, simplified ways of interacting with a computer.数以百万计的人们想要新的简化方式实现人机交互。Millions of people want new, simplified ways of interacting with a computer...数以百万计的人们想要新的简化方式实现人机交互。...a charitable orga...

Williamson的音标：Williamson的英式发音音标为：['wiljəmsn]Williamson的美式发音音标为：['wɪljəmsən]...

go down的音标：go down的英式发音音标为：[ɡəu daun]go down的美式发音音标为：[ɡo daʊn]...

elutriation的音标：elutriation的英式发音音标为：[ɪ]elutriation的美式发音音标为：[ɪ]...