查询词典 know-how

You could be a Russian spy for all I know：(你可能是个俄罗斯间谍)

Who am I gonna tell, honestly? (说实话 我能告诉谁?) | You could be a Russian spy for all I know. (你可能是个俄罗斯间谍) | Live out of this thing? (把这些丢了吧?)

for anything I know：据我所知

anything of:(疑问句、条件句)多少、少许(否定句)一点也没有 | for anything I know:据我所知 | apart from...:除. . . 之外,除开、且不谈、离开

for anything I know：据我所知; 说不定; 也未可知

for anything 无论如何(不), 决(不) | for anything I know 据我所知; 说不定; 也未可知 | if anything 如果有什么(区别)的话

He may be dead for aught I know：说不定他已经死了

1047. The auditor began the examination of accounts. 稽核员开始审... | 1048. He may be dead for aught I know. 说不定他已经死了. | 1049. He augments his income by teaching in the evenings. 他晚上去教书以...

know one's business：精通自己一行

perfect fluid theory 理想流体理论 | know one's business 精通自己一行 | superfine wool 超细棉

know one's business：精通本行

in business 在做买卖 能够开始工作[运转] | know one's business 精通本行 | land office business [美]非常兴隆的生意

know one's business：精通自己的业务

171.do one's business = do the business for sb 要某人的命 | 172.know one's business 精通自己的业务 | 173.mind your own business 不要管闲事

know one's business：胜任自己所干的一行

日程 the business of the day | 胜任自己所干的一行 know one's business | 说到做到的 mean business

not know chalk from cheese：不辨黑白

not in the same street with 相比 | not know chalk from cheese 不辨黑白 | not less than 至少

Such a young child does not know chalk from cheese：这样年幼的孩子是不辨是非的

2. You can rub out the chalk marks with the eraser. 你可以用... | 3. Such a young child does not know chalk from cheese. 这样年幼的孩子是不辨是非的. | 4. His chalk scraped on the blackboard. 他的粉笔在...

Fix, Unfix,Group,Ungroup：(固定, 不固定,成组, 不成组)

Align Components(元件对准) 79 | Fix, Unfix,Group,Ungroup(固定, 不固定,成组, 不成组) 80 | Select Net(选择线网) 80

glycol monoacetate：乙二醇一乙酸酯

glycol lubricant 乙二醇润滑剂 | glycol monoacetate 乙二醇一乙酸酯 | glycol monobenzyl ether 乙二醇一苄醚