madcap

His madcap decision to quit his job without any savings shocked everyone.

他没有任何储蓄就辞职的鲁莽决定让所有人震惊。

用法提示：madcap作形容词，修饰decision，表示“鲁莽的、冲动的”。

The team rejected the madcap proposal to launch the product without testing.

团队拒绝了未经测试就推出产品的鲁莽提议。

用法提示：madcap作形容词，修饰proposal，强调提议的轻率。

She embarked on a madcap adventure across the desert with only a map.

她仅凭一张地图就开始了穿越沙漠的鲁莽冒险。

用法提示：madcap作形容词，修饰adventure，表示冒险是冲动而不计后果的。