バートランド・ラッセル 英単語・熟語 m019

★ may well [~するのも無理はない(当然だ),もっともだ;多分~だろう,十分~しそうだ]

Chinese problems, even if they affected no one outside China, would be of vast importance, since the Chinese are estimated to constitute about a quarter of the human race. In fact, however, all the world will be vitally affected by the development of Chinese affairs, which may well prove a decisive factor, for good or evil, during the next two centuries.

Do not say to yourself in advance, 'I should be happy if I could become absorbed in stamp-collecting' and thereupon set to work to collect stamps, for it may well happen that you will fail altogether to find stamp collecting interesting. Only what genuinely interests you can be of any use to you.

You may well say so. / It may well be so.

The increase occurrence of coastal flooding may well be an indicator of global warming occurrences.

His appearance has changed so much that you may well not recognized him. / She may well refuse to speak to you, because she's in a very bad mood.
 出典:Longman Dictionary of Contemporary English, new ed.]