He was determined not to be put off his stroke by her presence.他下定决心不因她在场而乱了方寸。I lost my first serve in the first set, it threw me off a bit.我在第一局的第一个发球失误,使我有点乱了方寸。The General refused to be flustered.将军没有乱了方寸。She did not seem unduly flustered by Patrick's repeated interruptions.帕特里克的不断插话似乎没有使她乱了方寸。