までに
madeni
By a deadline; before a limit
Formation 接続
Time / date + までに; V dictionary form + までに
Explanation 説明
Specifies a time limit by which an action must be completed. It often occurs with finishing, submitting, returning or preparing something.
Examples 例文
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暗くなるまでに、家に帰りましょう。
Let us get home before it gets dark.
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教室に先生がくるまでに、宿題を終わらせるつもりです。
I plan to finish my homework before the teacher comes to the classroom.
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次に彼氏に会うまでに、3キロぐらい痩せたい。
I want to lose about three kilograms before I next see my boyfriend.
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死ぬまでに、世界中を旅行してみたいです。
I would like to travel around the world before I die.
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子どもが3歳になるまでに、北海道に引っ越したい。
I want to move to Hokkaido before my child turns three.
How related patterns differ 比較
に can mark a time, destination, or other roles; へ emphasizes direction. で often marks an activity's location or means. から~まで spans start to end, while までに sets a deadline. Travel purposes use に after the intended activity.
| Pattern | Meaning | Example |
|---|---|---|
| までに | By a deadline; before a limit | 暗くなるまでに、家に帰りましょう。 Let us get home before it gets dark. |
| ~で | At; by; with; because of | はしで食べます。 I eat with chopsticks. |
| ~に/へ | To; toward; marking a destination | 明日、旅行に行きます。 I will go on a trip tomorrow. |
| ~ に | At a specified time | 私は水曜日の19時にAさんに会います。 I will meet A at seven p.m. on Wednesday. |
| ~から~まで | From; until; from one point to another | 9時から午後5時まで働きます。 I work from nine a.m. to five p.m. |
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