Perthes' ethods
[醫] 佩特茲氏法(連續吸引術)
??? 情景例句
Your work is brilliant.
你的作品很好。
I asked him to fix it for me, but he wouldn't.
我請他幫我修理，但是他不肯。
All these cats had one experience in common: they had fallen off high buildings, yet only eight of them died from shock or injuries.
它們都曾從高層建筑上摔下來過，但只有其中的8只貓死于震蕩或跌傷。