long 320p， short 290p， 原理上是不是掉下290需要買入？或者可以早點關掉？

所有跟帖： 

• Option真的很有趣，也很燒腦 ：D 這兩個還在互相對衝 -gladys- ♂ (0 bytes) () 06/10/2025 postreply 12:40:15

• No, it just means protection is only until 290 -三心三意- ♂ (103 bytes) () 06/10/2025 postreply 12:45:28

• I see. I want to do it next time. It's quite cool -gladys- ♂ (0 bytes) () 06/10/2025 postreply 12:48:14

• 不要上癮啊， normally only use it at end of 5th wave or 3rd wave -三心三意- ♂ (0 bytes) () 06/10/2025 postreply 12:55:21

• I'll start with one spread to get the hang of it :D -gladys- ♂ (0 bytes) () 06/10/2025 postreply 13:09:25