That’s what grouting mosaics is all about-mushing the gooey-ness into all the cracks.

用薄浆填塞马赛克作品的缝隙就是开心，的薄浆抹进所有缝隙。

"For tilework, a very thin mortar called grout is used. Pointing is the process of finishing a masonry joint. "

制瓦使用的是一种叫做薄浆的很薄的砂浆。完成瓦合可削尖。