trapa特拉帕trapn.圈套；陷阱；困境；双轮轻便马车；U（或S）型管道；防臭瓣v.设圈套；陷入（困境）trapping centre陷获中心Trapa macropodan.四角大柄菱trap generation陷波发生Trapping effect诱捕效果trapezium graph梯形图trapezoid ridge[医] 斜方韧带嵴trapezoid tooth梯形牙trapezoidal jig梯形陶汰机Trappist cheese修道院干酪trap assessment圈闭评价