dormant

1. ADJ Something that is dormant is not active, growing, or being used at the present time but is capable of becoming active later on. 休眠的

...when the long dormant volcano of Mount St. Helens erupted in 1980. …當(dāng)長期處于休眠狀態(tài)的圣海倫斯火山在1980年爆發(fā)的時(shí)候。