查询词典 First impressions are firmly entrenched.

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

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 offender：初犯者

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

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

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

First Order Theory：一级近似理论,高斯光学,第一级近似理论,线性化理论

first-order test 一级检验 | first-order theory 一级近似理论,高斯光学,第一级近似理论,线性化理论 | first-order transition 一级相变

first quadrant：第一象限

first order theory 一阶理论 | first quadrant 第一象限 | first quartile 第一四分位数

selfish interest：自私性兴趣

selfish impulse 自私的冲动 | selfish interest 自私性兴趣 | selfishness 自私

Lemon Water：熱檸水

熱檸蜜 Lemon Honey | 熱檸水 Lemon Water | 熱檸樂 Coke with Lemon