2 文書を見つけるための辞書。

• collapse
• 崩落, 陥没, 崩潰, 倒潰, 崩壊, 陥落, 崩れ, 倒壊
• a natural event caused by something suddenly falling down or caving in; "the roof is in danger of collapse"; "the collapse of the old star under its own gravity"
• 突然倒れる、または崩れ落ちることによって引き起こされる、自然の事象

• flop, collapse
• 陥没
• the act of throwing yourself down; "he landed on the bed with a great flop"
• ごろりと横になる行為