crack·up or crack-up 
(krăkŭp′)
(krăkŭp′)n.
Informal
Informal
1. A crash, as one involving an airplane or automobile.
2. A mental or physical breakdown.
| 单词 | crackup |
| 释义 | crack·up or crack-up (krăkŭp′)n. Informal 1. A crash, as one involving an airplane or automobile. 2. A mental or physical breakdown. |
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