Skate on thin ice 情况危急，如履薄冰
It is thought that ice skating originated around 3000BC. The oldest known pair of skates was found at the bottom of a lake in Switzerland. Somebody must have been skating on thin ice!
人们认为滑冰这项运动起源于公元前 3000 年左右。迄今为止最古老的一双冰鞋是在瑞士的一个湖底被发现的。说不定当时就有人“在薄冰上溜冰”了！
To skate on thin ice “在薄冰上溜冰” 这个短语实际上是描述某人身处危险境地或是有惹祸上身的可能。
You're skating on thin ice when you ask me what I think of you.
You're skating on thin ice by always coming in late.
By introducing these reforms before the election, the Prime Minister is skating on thin ice.
另一个短语 to get your skates on “把滑冰鞋穿上” 的意思是“动作快点儿”。
Come on! Get your skates on, we have to leave in ten minutes.