瓷砖勾缝千万不能用白水泥，一定要选择专用的勾缝剂。
Ceramic tile 10 million tick off seam can't use white cement, must choose special tick off seam an agent.
(勾墙等砖缝用的)水泥、灰泥等填充物。
To fill and finish the joints of (masonry) with cement or mortar.
(勾墙等砖缝用的)水泥、灰泥等填充物。
To fill and finish the joints of (masonry) with cement or mortar.
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