verb🔗Share发生，出现。 To happen or take place."The liftoff will occur in exactly twelve seconds."发射将在十二秒后准时发生。eventtimephenomenaChat with AIVocabulary GamePractice Reading
verb🔗Share发生，出现。 To present or offer itself."I will write if the opportunity occurs."如果机会出现，我就写。phenomenaeventbeingtimeactionChat with AIVocabulary GamePractice Reading
verb🔗Share出现，想到 To come or be presented to the mind; to suggest itself."The idea to order pizza for dinner suddenly occurs to me. "我突然想到晚饭可以叫披萨。mindphilosophyChat with AIVocabulary GamePractice Reading
verb🔗Share发生，出现。 To be present or found."The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects."单氟乙酸盐存在于毒鼠子的所有部位，是其产生毒性的原因。eventbeingtimeChat with AIVocabulary GamePractice Reading
