proficient
名词复数：proficients
词形变化：
词义辨析：
同义:
a.灵巧的; 熟练的
skilled
expert
adept
apt
clever
masterful
ingenious
effective
competent
crack
同义参见:
neat1
adept1
capable
masterly
learned
deft
technician
conversant
skillful
handy
artistic
facile
experienced
adroit
understanding
practical
able
accomplished