leap at +
趕緊把握 (機會)；趕緊接受 (建議)
Tom leaped at the chance to appear in the show.
leap out at +
Her face leapt out at me the second I saw the photo.
The ground will have to be leveled off before we can start building.
(道路) 趨於平坦；(使) (飛機高度) 穩定，(飛機穩定在某一高度後) 做水平飛行
The road levels out as you get close to the village.
The pilot leveled off at around 5,000 meters.
The plane leveled off at around 5,000 meters.
Now that the war is over, oil prices should level out.
Most days he would usually just lie around the house.
(用來引起鬧哄哄人群的注意) 注意聽 (通常用作命令)
Listen up, men! Here are your new assignments.
Hey, listen up everybody!