Noncommuting
非对易的
🗣️ 情景例句
Skip, hop, front.
跳 蹦 向前
Don't make rude remarks about their appearances.
不要口无遮拦，批评他们的外表。
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。