主体分子host molecule，是指在分子识别中，人为加入的、已知的用于识别其他分子的分子。
甘脲类分子夹是一种由葫芦脲衍生出来的新一代主体分子。
"Molecule clip" derive from glycoluril is an important type of host molecules.
还用IR、粉末xrd方法确证了主体分子与甲氧基欧芹素形成了包结化合物。
The formation of the inclusion compound between host guest molecules was identified by means of IR and powder XRD.
方法：应用主客体识别原理，选择主体分子，经重结晶从挥发油中选择分离单一化学成分。
Method: the host molecule was selected and a single chemical component isolated from volatile oil by the host guest recognition.
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