| 释义 |  verb |  nounsighsigh1 /saɪ/ ●●○ verb ETYMOLOGYsigh1Origin:  Old English sican VERB TABLEsigh |
 | Present | I, you, we, they | sigh |  |  | he, she, it | sighs |  | Past | I, you, he, she, it, we, they | sighed |  | Present perfect | I, you, we, they | have sighed |  |  | he, she, it | has sighed |  | Past perfect | I, you, he, she, it, we, they | had sighed |  | Future | I, you, he, she, it, we, they | will sigh |  | Future perfect | I, you, he, she, it, we, they | will have sighed | 
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 | Present | I | am sighing |  |  | he, she, it | is sighing |  |  | you, we, they | are sighing |  | Past | I, he, she, it | was sighing |  |  | you, we, they | were sighing |  | Present perfect | I, you, we, they | have been sighing |  |  | he, she, it | has been sighing |  | Past perfect | I, you, he, she, it, we, they | had been sighing |  | Future | I, you, he, she, it, we, they | will be sighing |  | Future perfect | I, you, he, she, it, we, they | will have been sighing | 
► sigh deeply/heavily Ted sighed deeply and turned around.► sighed with relief  When it was over, Penny sighed with relief. THESAURUSair► breathe1[intransitive, transitive] to breathe out making a long sound, especially because you are bored, disappointed, tired, etc.:  “I know,” she sighed.sigh deeply/heavily Ted sighed deeply and turned around. When it was over, Penny sighed with relief.► see thesaurus at breathe2[intransitive] literary if the wind sighs, it makes a long sound like someone sighing:  The wind sighed in the trees.3sigh for something literary to be sad because you are thinking about a pleasant time in the past:  Emilia sighed for her lost youth. [Origin:  Old English sican] to take air into your lungs and send it out again:  My eyes began to sting, and I couldn’t breathe. People are concerned about the quality of the air they breathe.► take a breath  to take air into your lungs:  Take a deep breath and hold it for a few seconds.► inhale  formal to breathe in air, smoke, or gas:  Try not to inhale the fumes from the glue.► exhale  formal to breathe air, smoke, etc. out through your mouth and nose:  The doctor asked him to exhale normally while she listened to his lungs.► be short of breath  (also be out of breath) to have difficulty breathing, often after exercising or because you are sick:  After walking up the stairs, my father was short of breath.► gasp  (also gasp for breath/air) to breathe quickly and loudly, because you are having difficulty getting enough air:  People ran from the smoky building gasping for breath.► wheeze  to breathe with difficulty, making a noise in your throat and chest, usually because you are sick:  The pollen in the air was making me wheeze and itch.► pant  to breathe quickly with short breaths, in the way that dogs do:  The dog sat outside, panting in the hot sun.► snore  to breathe noisily through your mouth and nose while you sleep:  He snores so loudly that I hear it in the next room.► sigh  to breathe out loudly and slowly because you are disappointed, tired, or you are beginning to relax:  She sighed with relief as she walked out of the exam room.► hyperventilate  to breathe too hard and fast because you are anxious or sick:  Before the competition, she started to hyperventilate. verb |  nounsighsigh2 ●●○ noun [countable] ► let out/give/heave etc. a sighan act or sound of sighing: sigh of With a sigh of exhaustion, she watched them leave.let out/give/heave etc. a sigh She let out a deep sigh. “I’m glad that’s over,” she said, breathing a sigh of relief. She let out a deep sigh.► breathing a sigh of relief  “I’m glad that’s over,” she said, breathing a sigh of relief. |