主题习语

Ace in the Hole (also an ace up your sleeve)
A hidden advantage
秘密王牌；锦囊妙计

Babe in the woods
An innocent, naïve
天真幼稚，对某事茫然，一无所知

Bringing a Knife to a Gunfight
Underequipped or unprepared
把刀带到枪战中，引申指装备不足或毫无准备

Get your hands dirty
To engage in an important activity that may not be pleasant
染指某事，也指做事要亲历亲为

A home bird
Somebody who prefers to spend his social and free time at home
恋家的人，喜欢呆在家里的人

A sight for sore eyes
Someone that you’re pleased to see
乐于看到的人；极有吸引力的人

Grease Monkey
A mechanic, especially an auto mechanic
指汽车（或飞机）修理工，含侮慢或幽默意

As far as anyone knows
To the limits of anyone’s knowledge
据目前所知（但不确定）

All one’s eggs in one basket
Rely on a specific course of events
孤注一掷；在一棵树上吊死

An Axe to Grind
A grievance, a disagreement with someone that justifies confrontation
另有所图；有不同意见；别有用心

Ballpark Figure
A rough estimate
大概的数字，估计的数字

(To) Play Second Fiddle
To play a subordinate role to someone
居于次要地位