快人: a male given name / 快斗: a male given name / 怪斗: a male given name / 海人: a male given name / 海斗: a male given name

many years, long time

(chemistry) hydrophobicity

rank / (school) a class / (typography) a unit equal to 1 H (ha) and 0.25 mm, abbreviated as Q, which happens to be the initial of English quarter; Q is used for font size, while ha is used for spacing