Correct 阈 / yù / Strokes Definition threshold Example As a Noun threshold; doorsill; limen 1 Mén yù 门阈 Copy Pinyin Sentence threshold As a Noun boundary; limits 2 Shì yù 视阈 Copy Pinyin Sentence visual range As a Noun threshold 3 Yù 阈 diàn liú 电流 Copy Pinyin Sentence threshold current