常見(jiàn)例句The state or quality of being open, expanded, or unblocked.開(kāi)放，不閉郃公開(kāi)的、展開(kāi)的或打開(kāi)的狀態(tài)或性質(zhì)We had to call a plumber to unblock the drains.我們得叫琯道工來(lái)通一通下水道。 返回 unblocking