動(dòng)詞 quench:

1. satisfy (thirst)
   同義詞：slake, allay, assuage
2. put out, as of fires, flames, or lights
   同義詞：snuff out, blow out, extinguish
3. electronics: suppress (sparking) when the current is cut off in an inductive circuit, or suppress (an oscillation or discharge) in a component or device
4. suppress or crush completely
   同義詞：squelch, quell
5. reduce the degree of (luminescence or phosphorescence) in (excited molecules or a material) by adding a suitable substance
6. cool (hot metal) by plunging into cold water or other liquid

1. Water will quench a fire.
   水可以滅火。
2. Hot steel is quenched to harden it.
   燒熱的鋼淬火使它堅(jiān)硬。

quench

v.tr.（及物動(dòng)詞）
quenched,quench.ing,quench.es
To put out (a fire, for example); extinguish.
熄火：撲滅（如火）；熄滅
To suppress; squelch:
鎮(zhèn)壓；打擊：
例句：
The disapproval of my colleagues quenched my enthusiasm for the plan.
同事們的反對(duì)減低了我對(duì)這項(xiàng)計(jì)劃的熱情

To put an end to; destroy.
使結(jié)束；破壞
To slake; satisfy:
使緩和；滿足：
例句：
Mineral water quenched our thirst.
礦泉水使我們止渴

To cool (hot metal) by thrusting into water or other liquid.
將…淬火：將（燒熱的金屬）伸入水或其它液體中使冷卻

來(lái)源：
Middle English quenchen
中古英語(yǔ) quenchen
from Old English 3cwencan
源自 古英語(yǔ) 3cwencan

【引伸】
quench.able
adj.（形容詞）
quench.er
n.（名詞）
quench.less
adj.（形容詞）