Williamson synthesis of ethers
[化] 威廉森醚合成
🧩 词语组成解析
n. 威廉姆森（姓氏名）
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
(ether 的复数) n. 醚, 苍天, 以太\\n[化] 醚; 以太
🗣️ 情景例句
Her health is improving markedly.
她的健康正显著好转。
Good fame is better than a good face.
美名胜美貌。
when she remembered that she had gone shopping after the home help had left and she knew that she had turned both keys in their locks,
但突然记起来了，帮手是在她出去买东西之前走的，她还记得曾用了两把钥匙把大门锁上了。