1.periodically adv. 定期地;周期性地;偶爾;間歇
Meetings are held periodically to monitor progress on the case.
定期舉行會議以監督案件的進展 。
2.bystander n. 旁觀者;看熱鬧的人
It looks like an innocent bystander was killed instead of you.
看起來是一個無辜的旁觀者當了你的替死鬼 。
3.assault n. 攻擊;襲擊 vt. 攻擊;襲擊 vi. 襲擊;動武
The gang assaulted him with iron bars.
該團伙用鐵棒襲擊了他 。