研	494B30   31B.20-3	部居	畫數  9	ㄧㄢˊ [yan2]  (*ㄧㄢˋ [yan4] ).
N	(*[yan4]) Var. of 硯 ink slab.
V	(1)  To grind: 研究 grind into powder; 研碎 grind up; 研墨 grind ink. (2)  To study: 研究，研討 [yan2jiu4], [yan2tao3]↓.
Words	1.研求 [yan2qiu2], v.t., to study, search for (truth).  2.研覈 [yan2he2], v.t., (LL) to examine: 研覈是非 to weigh the pros and cons.  3.研究 [yan2jiu4], v.t., to study, do research; 研究院 institute for research; 研究所 department in a graduate school.  4.研討 [yan2tao3], v.t., to study and discuss (problems); 研討會 seminar.