Chain fluorination
[建] 链上氟化
🧩 词语组成解析
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
n. 氟化作用
🗣️ 情景例句
My final exam is next Tuesday.
期终考就在下周二。
To march in shingle file
排成一列前进
They devise hundreds of competitions which will enable us to win huge sums of money.
他们设计数以百计的竞赛，竞赛中有人可赢得巨额奖金。