ratter

n dog or cat that catches rats 捕鼠的狗或猫: Terriers are good ratters. Terriers 是善於捕鼠的狗.

ratify, rating, ratio, ratiocination, ration, rational, rationale, rationalism, rationalist, rationalistic, rationality, rationalization, rationalization, rationalisation, rationalize, rationalize, rationalise, rationally, rationing, ratline (also ratlin), rats, rattan, rattle, rattlesnake, rattling, ratty, raucous, raucously, raucousness, raunchily, raunchiness, raunchy, ravage, rave, ravel, raven, ravening, ravenous, ravenously, raver, ravine, raving,