Nonvisual
[計][VA]非視件（一種不可視的部件）
??? 情景例句
I have spent the last five years working specifically in this field.
過去五年我專門在這個領域里工作。
He that lives well is learned enough.
生活好者，博學多才。
Were there any letters for me this morning?
今天早上有我的信嗎？