occur for的用法和樣例：
例句
用作動(dòng)詞 (v.)
- It should be noted that most airplane crashes occur during takeoffs and landings.
值得注意的是絕大多數的飛機失事均發(fā)生在飛機起飛和降落的時(shí)候。 - Some of these tests occur when the driver initially starts, by the way, which can prevent the system from starting.
一些這樣的測試發(fā)生在驅動(dòng)初始化狀態(tài)的時(shí)候，順便說(shuō)一句，這種情況可以防止系統啟動(dòng)。
