Secondary photochemical reaction
[化] 二次光化反應(yīng)
?? 詞語(yǔ)組成解析
secondary
['s?k?nd?ri]
adj. 第二的，中等的;助手，副手;中等教育的;間接的;
n. 副手，代理人;[天]雙星中較小較暗的一個(gè)，衛(wèi)星;[語(yǔ)]次重音;
second第二+ary...的→第二的
photochemical
[?fo?to??kem?kl]
adj. 光化學(xué)的;
??? 情景例句
How do you spell it?
如何拼寫？
He is showing off his brand-new car.
他正在炫耀新出品的汽車。
All those who have contributed towards the gift will sign their names in a large album which will be sent to the headmaster's home.
所有湊錢買此禮品的人都將自己的名字簽在一本大簽名簿上，簽名簿將被送到校長(zhǎng)的家里。