 |
| English | Chinese |
| cycles per second | 每秒周数或频率 |
| second-class | 二等的 |
| second generation | 第二代改进型 |
| second grade | 二级 |
| second-hand | 间接的 |
| second-hand articles | 旧货 |
| second-hand market | 旧货市场 |
| second-level | 第二层的 |
| second-level purchasing and supply station | 二级采购供应站 |
| second of exchange | 汇票第二张 (国际贸易中汇票一般一式二份，汇票第一张为 first of exchange) |
| second reserve | 二级准备金 |
| second-round effect | 第二轮效应 |
| Second World Bank | 第二世界银行 (指国际开发协会 (International Development Association)) |
| standard cubic feet per second | 标准立方英尺数/秒 |