1 COMB in ADJ [usually ADJ n] （与名词连用构成形容词）表示“…领导的”，“…管理的”，“…控制的” -led combines with nouns to form adjectives which indicate that something is organized, directed, or controlled by a particular person or group. （与名词连用构成形容词）表示“…领导的”，“…管理的”，“…控制的”
2 COMB in ADJ-GRADED （与名词连用构成形容词）表示“…起主导作用（或影响）的” -led combines with nouns to form adjectives which indicate that something is mainly caused or influenced by a particular factor. （与名词连用构成形容词）表示“…起主导作用（或影响）的”