monomolecular

monomolecular autocatalysis

单分子自动催化

But for benzene, when treated with SDM-A there was a turning point in its adsorption isotherm, which corresponding to the dividing point between monomolecular and multimolecular layer adsorption.

在用SDM-A处理苯吸附时，出现折形吸附等温，折转折点正好是单分子层吸附与多分子层吸附分界点。