短語(yǔ)詞組短語(yǔ)buckle down on 開(kāi)始認(rèn)真干Please buckle your belt on 請(qǐng)把你的帶子扣上Buckle On One 's Armour 準(zhǔn)備戰(zhàn)斗buckle on one 's armor 準(zhǔn)備戰(zhàn)斗design on the buckle fastening 色子 返回 buckle on