Prepurification
预纯化(作用)
🗣️ 情景例句
Hmm?
嗯？
When I saw Mr. Jones,he was talking with John Smith.
当我看见琼斯先生时，他与约翰·史密斯正在谈话。
English is spoken as a first language by most people in the USA, Great Britain, Canada, Australia and New Zealand.
在美国、英国、加拿大、澳大利亚和新西兰，大多数人都把英语做为第一语言。