| in a word | 总之；简言之 |
| in advance | 预先，提前 |
| in alarm | 惊慌，担心 |
| in all | 总共，合计 |
| in another word | 换句话说；也就是说 |
| in any case | 无论如何 |
| in case | 万一；假使 |
| in case of | 万一；如果发生；假设 |
| in cash | 用现金，有现款 |
| in common with | 与…一样 |
| in conclusion | 总之；最后 |
| in connection with sb/sth | 与…有关 |
| in consideration of sth | 作为…的报酬 |
| in danger | 在危险中 |
| in debt | 负债；欠情 |
| in defence of | 保护，防护；为……辩护 |
| in doubt | 可怀疑的；不能肯定的 |
| in each case | 在不同情况下 |
| in effect | 实际上；事实上；生效 |
| in fact | 事实上，实际上 |