Vinylallyl type
[化] 戊间二烯型; 乙烯基烯丙基型
🧩 词语组成解析
type
[taɪp]
n. 类型;铅字;（印刷或打印的）文字;于…类型的;
vt.& vi. 打字;
vt. [医学]测定（血型）;按类型把…归类;成为…的典型;[印刷]浇铸（铅字等）;
🗣️ 情景例句
They're open until nine o'clock.
他们开到九点。
He has lived here for a year.
他在这儿住了一年。[持续到现在的行为]
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。