| when least expected | (idm) เมื่อไม่ได้คาดหวัง |
| when least expecte | The talented young chess player is very bold. He deliberately lays himself open to attack, makes himself vulnerable and then checkmates his opponent when least expected. |
| 出其不意 | [出 其 不 意] to do sth when least expected (成语 saw); to catch sb off guard #29,087 [Add to Longdo] |