Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗石上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的石料加工品粗石,在研磨机中粗略地破碎的石头。方石加工品由整齐地切割出具方形边缘之石块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗石上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的石料加工品粗石,在研磨机中粗略地破碎的石头。方石加工品由整齐地切割出具方形边缘之石块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的工品粗,在研磨机中粗略地破碎的头。方工品由整齐地切割出具方形边缘之块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗石上。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

简单的石料加工品粗石,在研机中粗略地破碎的石头。方石加工品整齐地切割出具方形边缘之石块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗石上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单石料加工品粗石,在研磨机中粗略地石头。石加工品由整齐地切割出边缘之石块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗石上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的石料加工品粗石,在研磨机中粗略的石头。石加工品由整齐切割出具缘之石块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的料加工品粗,在研机中粗略地破碎的头。方加工品由整齐地切割出具方形边缘之块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单料加工品粗,在研磨机中粗略地破头。加工品由整齐地切割形边缘之块所组成。

Knives can be sharpened by grinding them against a rough stone.

刀能在一块粗上磨快。

"The simplest stonework is rubBle, roughly Broken stones Bound in mortar. Ashlar work consists of regularly cut Blocks with squared edges."

最简单的料品粗,在研磨机中粗略破碎的头。方品由切割出具方形边缘之块所组成。