Built by king Antiochus I in southeastern Turkey, the kingdom is one of the best preserved but least known ruins of the Late Hellenistic period.

由安太阿卡斯国王建成在土耳其东南部，王国是其中保存最好，但最少已知遗迹是希腊风格晚期。

youdao

Coffee contains at least 1,000 chemicals. Only 28 have been tested but 19 are known to cause tumours in rodents.

咖啡中至少含有1000种化学物质，其中只有28中被检测过，已知就有19种会在啮齿动物中导致肿瘤。

youdao

Iran is one of the most talked-about but least-known countries of Asia.

伊朗是人们谈论得最多——但同时也最不了解的亚洲国家之一。

youdao

New England is famous for seafood, for inventing fried clams, for its lobster rolls, for its namesake clam chowder, and much more, but one of its least well known cuisines is the very unique seafood of the small Rhode Island coast.

FORBES: Rhode Island Seafood

But there is one of the least known and handsomest rooms in the city on the theater's lower level.

WSJ: Miracle on 42nd Street | By Ada Louise Huxtable

But these illnesses are, at least, known human illnesses, and are unlikely to unleash an epidemic in the general population.

ECONOMIST: Pigged out