阶 (w)

(jiē) rank or step; stairs

阶乘 (w)

(jiēchéng) the factorial of a number, e.g. 5! = 5.4.3.2.1 = 120

阶地 (w)

(jiēdì) terrace (geography)

阶层 (w)

(jiēcéng) hierarchy; stratum

阶梯 (w)

(jiētī) flight of steps; fig. ladder; stepping stone

阶梯计价 (w)

(jiētījìjià) volumetric pricing; tiered pricing; differential pricing

阶段 (w)

(jiēduàn) stage; section; phase; period; CL:個|个[ge4]

阶段性 (w)

(jiēduànxìng) in stages; step by step

阶级 (w)

(jiējí) (social) class; CL:個|个[ge4]

阶级式 (w)

(jiējíshì) hierarchical

阶级成分 (w)

(jiējíchéngfèn) social composition; social status (in Marxist theory, esp. using during cultural revolution)

阶级斗争 (w)

(jiējídòuzhēng) the class struggle