built-up
/ˈbɪltʌp/adjective
1
- (of an area) densely covered by houses or other buildings（地区）楼房密集的; 高楼林立的。
2
- increased in height by the addition of parts垫高的：
shoes with built-up heels.
后跟垫高的鞋子。
2.1
- (of a feeling) increasing in intensity over a period of time（感情）增强的, 变深的：
built-up frustration.
愈来愈深的受挫感。