Growing on the same bough or being in the same string of coins—the things (/matters) are logically interlocked
❍ 这些事情～，我想你是可以理解的。These matters are closely related. I believe you can understand them
同条共贯tónɡ tiáo ɡònɡ ɡuàn
条：指枝条；贯：钱串。同长在一根枝条上，同穿在一个钱串上。比喻事理相通，脉络相连。be the same sensible, the things are logically interlocked