The bulldozers quickly levelled off the site.

推土机很快就把工地整了。

Level off the shelves with a spirit level.

用酒精水仪把架子弄。

Three-ply board includes set furniture, including a part is nailed with nail, should notice nailhole whether level off, the color of nailhole place and other part is consistent.

三合板镶的家具，条处是用钉子钉的，要注重钉眼是否整，钉眼处与其他处的颜色是否一致。