"a learned jurist" "an erudite professor"
"knowing instructors" "a knowledgeable critic" "a knowledgeable audience"
"a conditioned response"
learned是什么意思
learner是什么意思
learning是什么意思
learnt是什么意思
leary是什么意思
leasable是什么意思
lease是什么意思
leaseback是什么意思
leasehold是什么意思
leaseholder是什么意思