单词	catch on to
释义	catch on to 理解
随便看	first principle first principles first-principles first principles of law first print first-printed resist first priority first-priority item first prize first-prize first-prize winner first probability distribution first problem of Cousin first product first product inspection first proof first proofing first pruning first publication first puff first purchaser first purple light first put on trial sale first pylon first quadrant 送往劳来送往视居送往迎来送抱推襟送故迎新送旧迎新送暖偎寒送暖偷寒送眼流眉适 color chart colorful coloring colosseum Colosseum Colt column columnist comb combination