bulk
/bʌlk; bʌlk/ n
1 [U] size, quantity or volume, esp when great 体积, 数量, 容量（尤指巨大的）
It's not their weight that makes these sacks hard to carry, it's their bulk. 这些袋子难於搬运, 倒不是因为重而是体积太大.
The sheer bulk of Mozart's music is extraordinary. 莫扎特的乐曲, 其数量之巨就已很了不起了.
2 [C] large shape, body or person 巨大的形体或身躯
He heaved his huge bulk out of the chair. 他挺起巨大的身躯, 从椅子上站了起来.
3 [U] food that is not digested but is eaten to stimulate the intestine; roughage 仅刺激肠管而不被消化的食物; 纤维性物质; 食用糠
You need more bulk in your diet. 你的饮食中需要添点儿纤维素.
4 [sing] the ~ (of sth) main part (of sth) （某事物的）主要部分; 大部分
The bulk of the work has already been done. 大部分工作已经完成.
The eldest son inherited the bulk of the estate. 长子继承了遗产的大部分.
5 (idm 习语) in `bulk
(a) in large amounts 大量
buy (sth) in bulk 大量购买（某物）.
(b) (of a cargo, etc) not packed in boxes; loose （指货物等）不装箱的, 散装的
shipped in bulk 散装货运. bulk, v
1 (idm 习语) bulk `large seem important; be prominent 显得重要; 突出
The war still bulks large in the memories of those who fought in it. 对於那些曾参战的人来说, 那场战争仍记忆犹新.
2 (phr v) bulk sth out make sth bigger or thicker 使某事物更大或更厚
add extra pages to bulk a book out 增加额外页数使书更厚.