❶約, だいたい, ほぼ
about fifty people
♔基本about fifty people
約50人の人々
about six o'clock
about six o'clock
6時頃ごろ（に）, 6時前後（に）
a man about sixty (years old)
a man about sixty (years old)
60歳さいぐらいの男
He is about my age.
He is about my age.
彼はだいたい私と同い年です.
Ken is about as tall as Roy.
Ken is about as tall as Roy.
ケンはロイと同じくらいの背の高さだ.
Well, that's about it [all].
Well, that's about it [all].
（言いたいことなどは）えーと, それで全部です.
❷英辺りを[に], 周りを[に], あちこち ⦣ 米 ではふつうaroundを使う.
walk [run, fly] about
walk [run, fly] about
辺りを歩く[走る, 飛ぶ], 歩き[走り, 飛び]回る
He looked about, but there was no one about.
He looked about, but there was no one about.
彼は辺りを見回したが周りには誰だれもいなかった.
