1. from Latin peccare "to sin".
2. peck => impeccable.
3. “无瑕号”事件: 美军海军无瑕号（USNS Impeccable）.
- impeccable (adj.)
- 1530s, "not capable of sin," from Middle French impeccable (15c.) or directly from Late Latin impeccabilis "not liable to sin," from assimilated form of in- "not, opposite of" (see in- (1)) + pecare "to sin," of unknown origin. Meaning "faultless" is from 1610s. Related: Impeccably.
- 1. He dressed well and had impeccable manners.
- 2. He has an impeccable sense of timing.
- 3. She had an impeccable aristocratic pedigree.
- 4. He was sartorially impeccable.
- 5. Her academic credentials are impeccable.
[ impeccable 造句 ]