Definition
To exist or occur briefly in a place and then disappear.
來來去去
The strange pain always comes and goes.
這種奇怪的疼痛總是時有時無。
Customers come and go in the store; it is busy from morning till night.
店裡的顧客來來往往；從早到晚都很忙碌。
She felt the thought came and went.
她感覺到這個想法忽隱忽現。