忽然的英文：
suddenly
all of a sudden
参考例句：
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a bulge in stocks
股票价值之忽然上涨
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A strained, unfamiliar look of embarrassment came over Gatsby's face.
盖茨比脸上忽然流露出一种不自然的、不常见的窘迫表情。
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His lips suddenly twisted in a mirthless smile and he roared in Mo Kan-cheng's face, "Mr. Mo!
忽然他又冷笑起来，就冲着莫干丞的脸大声喊道:“莫先生！
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Are suddenly changing to The Yuyang Lament; And when yellow clouds grow thin and the white sun darkens.
忽然更作渔阳掺，黄云萧条白日暗。
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Suddenly the old man's hand twitched. He made a noise in his throat and a frothy mucus oozed out of his mouth
忽然老太爷的手动了一下，喉间一声响，就有像是痰块的白沫从嘴里冒出来。
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He remembered the general's pale baleful eyes staring at him blankly, and then the inexplicable wink.
他还记得当时将军那一对透着凶光的淡淡的眼睛先是愣愣地对他瞅半晌，而后忽然向他丢了个高深莫测的眼色。
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All at once ; suddenly;all of a sudden
突然;忽然
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On a sudden; suddenly
忽然;突然
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A wind arose, and rain drops began falling all at once.
起风了,雨点忽然落下来。
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Suddenly the ship lurched sideways.
船身忽然一侧。
suddenly是什么意思：
adv. 突然地
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Suddenly the combat alert sounded.
突然战斗警报响了。
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Affect suddenly with deep feeling.
因深深的感情突然打动。
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twist suddenly so as to sprain.
突然的扭曲以致扭伤。
all是什么意思：
adj. 一切的，所有的；整个的；各种的
pron. 一切；全部；大家，全体
n. 全部财产；所有一切
adv. 完全地；极其
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The policy of burn all,kill all,loot all
三光政策
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It is all on the house.
费用全由敝店支付。
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(all) in a twitter
(极度) 紧张[兴奋],激动
sudden是什么意思：
adj. 突然的，意外的；快速的
n. 突然发生的事
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A sudden loud blow or bump.
砰然作响发出砰一声的猛击或猛撞
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A sudden, striking surprise;a twist.
意外发展突然的、惊人的变化；意想不到的转折
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Hasty climbers have sudden falls
大起者有大落
