get up to
US /ɡet ʌp tuː/
UK /ɡet ʌp tuː/

句動詞
1.
企む, する
to be busy with something, especially something that other people might not approve of
例:
•
What have you been getting up to?
何を企んでいたの?
•
The children are always getting up to mischief.
子供たちはいつもいたずらをしている。
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