tie oneself up in knots

• 或tie oneself in knots使自己紧张； 困惑

tie oneself up in knots的用法和样例：

例句

1. Smith looked round in some mystification.
   史密斯困惑不解地四下张望。
2. Their behavior baffled the watchers in the house.
   他们的行为令屋里的看守人员大为困惑。