動詞 overplay:

1. exaggerate one's acting
   同義詞：overact, ham it up, ham

1. The marathon runner raced ahead in the early stages of the race but he had overplayed his hand and had to drop out exhausted with only three miles to go.
   這位馬拉松賽跑者在比賽的開始階段跑在前面，但他過高地估計了自己的力量，結(jié)果在離終點僅３英里時，跑得筋疲力盡力而不得不退出比賽。
2. The union is in danger of overplaying its hand in the current dispute.
   工會在目前糾紛中高估自己實力有失敗之虞。

o.ver.play

v.（動詞）
o.ver.played,o.ver.play.ing,o.ver.plays
v.tr.（及物動詞）

To present (a dramatic role, for example) in an exaggerated manner.
把…演得過火：過度夸張地演（如某戲劇角色）
To emphasize or stress unduly.
夸大…重要性：不適當(dāng)?shù)貜娬{(diào)
To overestimate the strength of (one`s holding or position) with resulting defeat:
過高估計：過高估計（自己具有的或自己地位的）力量，結(jié)果導(dǎo)致了失?。?/br>例句：
overplayed his hand and lost the game.
過高估計手中的牌而導(dǎo)致了失敗

Sports To hit (a golf ball) beyond the green.
【體育運動】 擊球過遠：把（高爾夫球）擊到草地之外
v.intr.（不及物動詞）
To overdo a role or an effect.
對角色或效果演得過火