～わけだ
wake da
That explains why; it follows that; no wonder
Formation 接続
Plain-form verb or i-adjective + わけだ. Present affirmative noun/na-adjective + な/である + わけだ.
Explanation 説明
Express a logical conclusion after receiving information or explain why a situation makes sense. It can also state a calculated consequence. It is not an unsupported assertion and is different from wake ga nai, which rejects a possibility.
Examples 例文
-
彼は十年日本に住んでいたんですね。日本語が上手なわけです。
So he lived in Japan for ten years. No wonder his Japanese is good.
-
一日二枚書くなら、五日で十枚になるわけです。
If you write two pages a day, that makes ten pages in five days.
-
今日は祝日ですか。それで店が休みなわけですね。
Is today a public holiday? That explains why the shop is closed.
-
電車が止まっていたんですね。だから彼が遅れたわけですね。
So the trains had stopped. That explains why he was late.
-
全部で十二個を四人で分けるので、一人三個ずつになるわけです。
Twelve items divided among four people means three items per person.
How related patterns differ 比較
わけではない and わけでもない reject an interpretation or generalization. わけがない strongly rules out a possibility; わけない is its colloquial form. わけだ presents a logical conclusion, while わけにはいかない concerns duties or principles that prevent an action.
| Pattern | Meaning | Example |
|---|---|---|
| ～わけだ | That explains why; it follows that; no wonder | 彼は十年日本に住んでいたんですね。日本語が上手なわけです。 So he lived in Japan for ten years. No wonder his Japanese is good. |
| ～わけない | There is no way that (colloquial わけがない) | 彼は今海外にいるから、今日ここに来るわけないよ。 He is abroad now, so there is no way he will come here today. |
| ～わけではない | It does not mean that; not necessarily; not entirely | 甘い物が嫌いなわけではありませんが、今は食べたくありません。 It is not that I dislike sweets, but I do not want any now. |
| ～わけでもない | It is not particularly the case that; not necessarily either | 特に用事があるわけでもないので、家で休みます。 I do not have anything particular to do, so I will rest at home. |
| ～わけにはいかない | Cannot do because of an obligation or social reason | 大事な約束があるので、今日は休むわけにはいきません。 I have an important commitment, so I cannot take today off. |
Comments posted (0)