had best doに一致する言葉

英和・和英辞書(1)

• had [((米))would] best do

  ((略式))…するのが（最も）よい，すべきだ（◆had better の強調形；否定形は had best not do，疑問形は had [hadn't]＋主語＋best do...?；((略...