柯林斯詞典mushroom cloud (mushroom clouds) 1. N-COUNT A mushroom cloud is an extremely large cloud caused by a nuclear explosion. (核爆炸後形成的)蘑菇雲(yún) 返回 mushroom cloud劍橋詞典a very large cloud of dust that rises into the air in the shape of a large mushroom , especially after a nuclear explosion （尤指核爆炸後形成的）蘑菇雲(yún) The mushroom cloud over Hiroshima is a horrific image of war . 廣島上空的蘑菇雲(yún)是戰(zhàn)爭(zhēng)恐怖景象的寫照。 返回 mushroom cloud