Zi Collection, Upper Volume, Page 10, Entry 03 Pronounced yin (entering tone) — Jiyun (Jiyun). Explained as to rely on or abide by — Yupian (Yupian). Sometimes also written in variant forms (an) or (an). Zi Collection, Upper Volume, Page 10, Entry 04 Pronounced yan (entering tone) — Jiyun (Jiyun). Meaning to remember.