| 词汇 | 镇定自若 |
| 释义 | 镇定自若镇定[静]自若[zhèn dìng zì ruò]1.■be perfectly calm and collected; be in possession of oneself; with (great) presence of mind; not turn a hair; undismayed; unflappable; with great composure without turning a hair:面对凶残的敌人镇定自若remain calm in face of the ferocious enemy |
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