Methods of formol titration
[医] 甲醛滴定法
🧩 词语组成解析
n. 方法, 方式；研究方法（method的复数）
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];
甲醛
n. 滴定\\n[化] 滴定; 滴定法
🗣️ 情景例句
How good is your English?
你英语有多好？
What are you going to do?
你要做什么？
When he woke up, his hands and feet had already been tied together.
当他醒过来的时候，他的手脚已经被捆起来了。