意思是(cap) 盖；帽子，中国大学先修课 (Chinese Advanced Placement)；分解代谢物激活蛋白 (catabolite activator protein)；纠正措施计划 (Correct Action Plan)
He took his cap from under his arm with a flourish and pulled it low over his eyes.
水利万物而不争,
而万物莫能与之争。
