1. | 脆弱点;薄弱环节the weakest part of sth that is most easily attacked |
The trade deficit remains the soft underbelly of the US economy. 贸易赤字仍是美国经济的软肋。 |
2. | (动物的)下腹部,腩the underneath part of an animal |
He became familiar with the dark underbelly of life in the city(= the parts that are usually hidden) . 他逐渐熟悉都市生活的阴暗面。 |