coyly

例句：

1. 1. She was coyly smiling at him, not daring to make eye contact.
   她害羞地对他微笑，不敢直视他的眼睛。
2. 2. The young couple seemed coyly avoiding each other's gaze.
   这对年轻情侣似乎害羞地避开彼此的目光。
3. 3. The shy girl kept her head down, coyly avoiding direct eye contact.
   那个害羞的女孩低着头，害羞地避免直接的眼神接触。