For a time he was one of only three doctors,and the only surgeon, at a huge hospital in Kinshasa.

VOA: special.2009.02.23

It's one of the only compounds, there's only I think three, where the density actually goes down when it freezes.

它是我见过的，唯一一个，在降温时密度下降的化合物。

麻省理工公开课 - 固态化学导论课程节选

It's not like Los Angeles, where it's extremely spread out, and you only...you're only in your car all the time,

与洛杉矶不同，洛杉矶太散了，那里，你只是一味地坐在自己的车里，

美国贫富差距？ - SpeakingMax英语口语达人

Only 22, Eldar was only 2 years old when A Jazz Piano Christmas began.

NPR: Twenty Years Of A Jazz Piano Christmas

Emergency services said many roads were treacherous and people should only travel only if necessary.

BBC: Couple in car stuck in snow drift near Bala overnight

Historically, most drugs in this patient population only shrink tumors in only 30% of patients.

FORBES: Seattle Genetics Scores Win For Smart-Bomb Cancer Drugs