名詞 coolant:

1. a fluid agent (gas or liquid) that produces cooling; especially one used to cool a system by transferring heat away from one part to another

1. A coolant, which may he liquid sodium, water or some other substances can carry away the heat produced in the reactor.
   像液體鈉、水或其他一些物質(zhì)這樣的冷卻劑能吸走反應(yīng)堆所產(chǎn)生的熱。
2. The enquiry found that the light aircraft crashed after its engine seized up through lack of coolant.
   調(diào)查報(bào)告表明，這架輕型飛機(jī)是由于發(fā)動(dòng)機(jī)缺少冷卻劑而失靈墜毀的。

cool.ant

n.（名詞）
An agent that produces cooling, especially a fluid that draws off heat by circulating through an engine or by bathing a mechanical part.
冷卻劑：一種用來(lái)冷卻的制劑，尤指通過(guò)在發(fā)動(dòng)機(jī)中流動(dòng)或通過(guò)沖洗某個(gè)機(jī)械部件從而帶走熱量的液體