opening at的用法和樣例：
例句
- The lady at the tourist office told me it opened at 1 pm.
旅行社的那位小姐告訴我下午一點開門。 - An opening at definite places at maturity to release or expose the contents, such as seeds from a fruit or pollen from an anther.
開裂，裂開到達成熟期時在一定的位置裂開的口子，以釋放或顯露出內含物，如從果實的裂口處釋放出來的種子或從花粉囊中散發出的花粉
