ruck
/rʌk; rʌk/ n
1 [C] (sport 体)
(a) (Brit) (in Rugby football) loose scrum with the ball on the ground （橄榄球）自由密集争球.
(b) disorganized group (of players, competitors, etc) （运动员、 竞赛者等的）散乱的一群.
2 the ruck [sing]
ordinary commonplace people or things 普通人; 寻常事物
He was eager to get out of the (common) ruck and distinguish himself in some way. 他渴望出人头地, 在某方面与众不同.
ruck / rʌk; rʌk/ n irregular unintentional fold or crease (esp in cloth) （非有意形成的）皱, 褶（尤指布上的）
smooth out the rucks in the bedclothes 把床单上的褶子弄平. ruck, v (phr v) ruck up form rucks 起皱; 起褶
Thesheets on my bed have rucked up. 我床上的床单有褶子了.