mù / gōng / yòng / huó / dòng / qū / chǐ / cè / liáng / liǎng / kuài / mù / bǎn / zhī / jiān / de / jiǎo / dù

木工用活动曲尺测量两块木板之间的角度。

The carpenter used a sliding bevel to measure the angle between two boards.