矩尺 [ㄐㄩˇ ㄔˇ; ju3 chi3] set square (tool to measure right angles) ◄ ►
曲尺 矩尺 かねじゃく きょくしゃく 曲尺 noun (common) (futsuumeishi) carpenter's square (for checking angles) common shaku (unit of distance; approx. 30.3 cm) ◄ ►