impel
v.
early 15c., from Latin impellere "to push, strike against, drive forward, urge on," from assimilated form of in- "into, in, on, upon" (see in-(2)) + pellere "to push, drive" (see pulse, n.1). Related: Impelled; impelling.
〔蒋〕[im-加强意义，pel推] 推动，激励
〔李〕[im-(in-)=on上，前；pel=to drive or push逐，推→] v. drive or push on;urge on推动；激励