查询词典 First impressions are firmly entrenched.

By first name：名

33. How do Americans address each other in daily life? By first name or by last name? 美国人在日常... | By first name.名. | 34. How do you call a Chinese boy named Robin Zhang? 你如何称呼一个英文名叫R...

FIRST OFF testing process：测试控制程序

产品集成测试控制程序 product integration testing process | FIRST OFF测试控制程序 FIRST OFF testing process | BUG确认规程 Bug confirmation procedure

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

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;初犯者

fire disaster 火灾 | first offender 初犯;初犯者 | first-hand experience 亲身经验

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)迟早,早晚

first of all 首先,第一 | first or last (古)迟早,早晚 | fish out 捞出;把...中的鱼捕尽

first or last：迟早

40. first and last 总的来说 | 41. first or last 迟早 | 42. think twice 重新考虑

first order spectrum：第一级光谱,第一级谱

first law of thermodynamics 热力学第一定律 | first order spectrum 第一级光谱,第一级谱 | fission 裂变

first order spectrum：一级图谱

一级同位素效应|primary isotope effect | 一级图谱|first order spectrum | 一级相变|first order phase transition

First quartile：第一四分位数

First principal component, 第一主成分 | First quartile, 第一四分位数 | Fisher information, 费雪信息量

cold-work mould steel：冷作模具钢

oxidation-resistant steel抗氧化钢 | cold-work mould steel冷作模具钢 | gauge and cutter steel量具刃具钢

Rise and fall saw：升降锯

rise-and-fallpendant升降吊灯 升降压吊灯 | rise-and-fall-saw升降锯 | risedcosine上升余弦