beforehand
【事先,预先】
He even pays them a visit beforehand to make sure they understand the subtleties of hibernated meat.
他甚至事先拜访了他们,以确保他们了解冬眠肉的微妙之处。
He even pays them a visit beforehand to make sure they understand the subtleties of hibernated meat.
他甚至事先拜访了他们,以确保他们了解冬眠肉的微妙之处。