Non-valid
[经] 无效的, 无根的, 不正当的
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
Do you know anything about South American culture?
你了解南美洲的文化吗？
When sorrows come, they come not single spies, but in battalions.
祸不单行。
the main complicating facts of human life must remain unintelligible.
我们才能明白人类生活中主要的复杂现象。