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ADJ-GRADED
快的;迅速的
Fast means happening, moving, or doing something at great speed. You also use fast in questions or statements about speed.
例句
...fast cars with flashing lights and sirens...
閃著燈、鳴著笛、飛速行駛的車輛
Brindley was known as a very, very fast driver...
眾所周知，布林德利是個喜歡飛車的人。
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ADV-GRADED
迅速地;立即
You use fast to say that something happens without any delay.
例句
When you've got a crisis like this you need professional help — fast!...
當你遇到這樣的危急情況，就需要專業救援了——要快！
We'd appreciate your leaving as fast as possible.
如果您能盡快離開，我們將不勝感激。
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ADJ-GRADED
(鐘表)偏快的，走得快的
If a watch or clock is fast, it is showing a time that is later than the real time.
例句
That clock's an hour fast.
那個鐘快了一個小時。
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ADV-GRADED
緊緊地;牢牢地;死死地
If you hold something fast, you hold it tightly and firmly. If something is stuck fast, it is stuck very firmly and cannot move.
例句
She climbed the staircase cautiously, holding fast to the rail...
她緊緊地抓著欄桿，小心翼翼地爬樓梯。
The tanker is stuck fast on the rocks.
油輪緊卡在礁石中間動彈不得。
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ADV-GRADED
堅定地;毫不動搖地
If you hold fast to a principle or idea, or if you stand fast, you do not change your mind about it, even though people are trying to persuade you to.
例句
We can only try to hold fast to the age-old values of honesty, decency and concern for others...
我們只能努力堅守那些古老的價值觀：誠實、正派、關心他人。
He told supporters to stand fast over the next few vital days.
他叫支持者在接下來的幾個重要日子里站穩立場。
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ADJ-GRADED
(顏色或染料)不褪色的，不掉色的
If colours or dyes are fast, they do not come out of the fabrics they are used on when they get wet.
例句
The fabric was ironed to make the colours fast.
為防止掉色，織物已經過熨燙。
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ADJ
驕奢淫逸的;刺激而快樂的
A fast way of life is one which involves a lot of enjoyable and expensive or dangerous activities.
例句
Life in Detroit no longer satisfied him; he wanted the fast life of California.
他不再滿意底特律的生活，想要過加利福尼亞那種刺激快樂的生活。
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VERB
齋戒;禁食;絕食
If you fast, you eat no food for a period of time, usually for either religious or medical reasons, or as a protest.
例句
I fasted for a day and half and asked God to help me.
我齋戒了一天半，祈求上帝伸出援手。
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PHRASE
熟睡的;沉睡的
Someone who is fast asleep is completely asleep.
例句
When he went upstairs five minutes later, she was fast asleep.
他5分鐘后上樓時，她已睡熟。
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PHRASE
玩貓膩;玩弄
If you say that someone is playing fast and loose, you are expressing disapproval of them for behaving in a deceitful, immoral, or irresponsible way.
例句
There have been people who have played fast and loose with the rules.
有人在玩弄這些規則。
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PHRASE
欺騙;哄騙;愚弄
If you say that someone has pulled a fast one on you, you mean that they have cheated or tricked you.
例句
No doubt someone had pulled a fast one on her over a procedural matter.
無疑有人在程序性問題上騙了她。