美 
											['ruːθləs]
																
										
							
																																	"an act of ruthless ferocity"
																							"a monster of remorseless cruelty"
																															
A ruthless capacity to trample on..competing talents.
出自: J. Agate
A man of ruthless ambition who has reached..eminence by betraying his friends.
出自: E. Waugh