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单词
helium
释义
he.li.um
5hi:7li7Em
n [U]
a gas that is lighter than air, will not burn, is an element and is used in BALLOONS, AIRSHIPS and some types of lights
氦
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cony
coo
cook
cook
cooked
cooker
cookery
cookie
cookie
cooking
cookout
cool
cool
cool
cool
cool
cool
cool
cool
cool
coolant
cooler
coolheaded
coolie
cooling
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更新时间:2025/8/17 14:08:06