weigh down on +
The requirements of Amy's new job weighted down on her.
(旅行出發前) 稱 (行李) 重量；(拳擊、賽馬等比賽前) 稱體重
Brown weighed in at 120 kilos.
weigh in on +
Mary weighted in on their immigration policies.
weigh in with +
Tony disliked the plan and weighed in with some heavy criticism.
weigh on +
The decision to study abroad has been weighing heavily on Monica's mind.
weigh * out +
Could you weigh out 2 kilograms of the fruit for me?
weigh * up +
The board of directors weighed the pros and cons up carefully before deciding.