查询词典 first of all

first night watch：第一个夜班

first line 执勤队的战斗力量 | first night watch 第一个夜班 | first responder 第一出动人员<发生危险品事故时首先到达现场的人员

first night watch：第一夜班

First Motor Man 一级机工 | first night watch 第一夜班 | first number 船舶)横构件数

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

接受First off测试检查单：FIRST OFF testing checklist

接受部件测试检查单 component testing checklist | 接受First off测试检查单 FIRST OFF testing checklist | First off测试计划 Fist Off testing plan

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

First Order Theory：初等理论;一阶理论

一阶极点;单级点 first order pole | 初等理论;一阶理论 first order theory | 首次通过 first passage

submucosal：粘膜下的

sublingual舌下的 | submucosal粘膜下的 | substantiate证实

dip pipe：封闭管

"dip meter","地层倾斜仪" | "dip pipe","封闭管" | "dip slip fault","倾移断层"