~うちに
〜uchi ni
JLPT N3 Neutral
Formation
Verb-てform + いる + うちに, い-Adjective + い + うちに, な-Adjective + な + うちに
Express 'while', 'before', or 'during' a certain condition or situation.
When to use
"While (a temporary condition holds)" - implies acting before the window closes. (Near-duplicate of n2-040 - same word, taught at both N2 and N3.)
Explanation
The ~うちに grammar point is used to express the idea of doing something while a certain condition or situation is still present or before it changes. It can be translated as 'while', 'before', or 'during' in English. The formation differs depending on whether it is used with a verb, い-adjective, or な-adjective.
Example sentences
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It is important to have various experiences while you are young.
Wakai uchi ni, iroiro na keiken wo shite oku koto ga taisetsu desu.
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Let's go shopping before it starts raining.
Ame ga futte inai uchi ni, kaimono ni ikou.
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Let's eat while the food is still hot.
Ryouri ga atsui uchi ni tabemashou.
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I want to plan a trip during the holidays.
Yasumi no uchi ni, ryokou no keikaku wo tatetai desu.
Time Window (During / While It Lasts)
Corpus examples (32)
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While she was running after the naughty boy, one of her shoes came off.
祖母が生きているうちに、電話もコンピューターも一般的なものとなった。
In my grandmother's lifetime, both telephones and computers have become commonplace.
お酒を飲んでいるうちに、彼はすっかり上機嫌になり、どれほど病院がいやなものかをみんなに何度もしゃべった。
As he was drinking he got very merry and kept telling everybody just how much he hated hospitals.
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He drowned while swimming in the river.
うとうとしているうちに駅を通りすぎてしまったらしい。
I must have gone past the station while I was taking a nap.
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A trip to Mars may become possible in my lifetime.
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My father usually leaves home while I am in bed.
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Look, time goes on and on while we're doing this.
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As we were having a conversation, time passed.
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He cut his finger in opening a can.
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I have a dream that AIDS will be cured in my lifetime.
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I fell asleep while studying at my desk.
もし気を付けなければ彼女はそんなことをしているうちに靭帯を切ってしまうだろう。
If she's not careful she'll tear a ligament doing that.
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Last night my house was robbed while I was still awake.
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The child cried herself to sleep.
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The baby cried itself to sleep.
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Communism will never be reached in my lifetime.
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Her voice began to rise as she spoke.
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As he talked, he got more and more excited.
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While we were busy, 2 hours passed again.
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I was hitting the slots, and before I knew it, it's this time already.
昨晩部屋を掃除しているうちに、たまたま母の昔の写真が出てきた。
While cleaning my room yesterday evening, I happened to find an old photograph of my mother.
目覚し時計が鳴ると、いつも寝ているうちに止めてしまうのです。
When my alarm clock goes off, I always stop it in my sleep.
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I fell asleep while I was doing my homework.
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While listening to the radio, I fell asleep.