查询词典 in the first instance

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

first quadrant projection：第一角象限投影

"一次矩","first moment" | "第一角象限投影","first quadrant projection" | "初绞螺丝攻,头攻","first roughing tap"

first quarter：上弦

first point of aries 春分点 | first quarter 上弦 | first resonance 一次共振

the first quarter：一季度

the First Cause 第一推动力 | the first quarter 一季度 | the first string 第一个方案

Alan Kuo：免费电视剧 柯有伦

阮经天 Ethan Ruan | 免费电视剧 柯有伦 Alan Kuo | 邱胜翊 Prince Yau

Cutia Lifer：斑胁姬鹛

481 斑尾鹃鸠 Barred Cuckoo Dove Lifer | 482 斑胁姬鹛 Cutia Lifer | 483 白胸翡翠 White-throated Kingfisher