Nathan's tests
[醫] 內森氏試驗(結核菌素皮膚敷貼試驗)
?? 詞語組成解析
n. 測驗（test的復數）
??? 情景例句
That's insane.
有沒有搞錯。
As soon goes the young lamb's skin to the market as the old ewe's.
老羊皮上了市，小羊皮也跟著來。
The aeroplane is flying over the river.
飛機正從河上飛過。