《American Heritage Dictionary 4th》:v. tr./ f; m; ~! s1 M! Z' H& w1 d
To cause to fold, break down, or fall down or inward. ( m2 T" z/ \ L8 r + u9 f6 L: _( F7 i2 k9 p/ \! Q- l* l9 T% {3 P* w9 s
- H: F( _; g3 B) v' O& \# y《Webster's Third New International Dictionary of the English Language》: / q9 s$ k+ E9 h% p' Q ^+ L6 ttransitive verb % w0 ?: g/ t8 e: f! P* m% o9 T4 w( a- v[tr] : to cause to collapse % O {8 `& U: F7 U1 L8 t" K" R& ~ < collapse the movement > * S" r9 Q0 w) F" Z; X# U3 e < collapsing an infected lung > ' {# _ F6 T3 h. U < the explosion collapsed several buildings > 4 j. r0 S+ R# H& G0 G D < collapse an opera hat > $ j! J0 Z% G" R% }; |; L5 T' N4 o2 u; q2 N# D7 Q* |4 k