查询词典 first-foot

first night duty：夜头更

first line support 第一线支援 | first night duty "夜头更" | first offender 初犯者

first obstruction：第一障碍类

first mean value theorem 平均值定理 | first obstruction 第一障碍类 | first order theory 一阶理论

first obstruction：第一障碍

初除子式;第一个子行列式 first minor | 第一障碍 first obstruction | 第一卦限 first octant

first of all：首先,第一

first and foremost 首要地,首先 | first of all 首先,第一 | first or last (古)迟早,早晚

first offender：初犯者

first of all 首先 | first offender 初犯者 | first or late 迟早

first one and then the other, then the first again, etc; alternately：交替地;轮流地

in turn as a result of sth in a series of events 转而;反过... | first one and then the other, then the first again, etc; alternately交替地;轮流地 | Sam and I rode the bike in turn. 我和萨姆轮着骑自行车...

first or last：[古、罕]早晚, 迟早

first of all 第一, 首先 | first off 马上, 立刻 | first or last [古、罕]早晚, 迟早

first or last：迟早,早晚

eg:He was a real gentleman,first and last.从各方面来看,他都是个正人君子 | first or last 迟早,早晚 | from first to last 自始至终,一贯

It doesn't matter whether it's done first or last, as long as it's done：只要做这件事就行,迟点早点没关系

first or last迟一点或者早一点: | It doesn't matter whether it's done first or last, as long as it's done. 只要做这件事就行,迟点早点没关系. | first thing首先要做的事:

first order spectrum：第一级光谱

first order reflection 一级反射 | first order spectrum 第一级光谱 | first principal point 第一主点

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