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题目
.spirit hot...
原文:First we completely covered one leaf of a bean plant with brown paper,and partly covered another,after a few days,we cut these two leaves and another which had not been covered at all.Then we made some methylated spirit hot,and placed the three leaves in it.

提问时间:2020-08-07

答案
不是spirit hot,是methylated spirit(甲基化酒精)
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