http://www.youtube.com/watch?v=kqnWFX1m28U 0:34 they need to go under the knife.
http://www.youtube.com/watch?v=hhjglpxqipM 0:49 people going under the knife are getting younger and younger 手術を受ける年齢層は徐々に若くなってきている
参考リンク
http://bridge-english.blogspot.jp/2010/10/seri-kyobai.html 競りにかけられるを英語でなんと言うか?
練習問題解答
a-4605 go under the knife
a-4930 go under the knife
a-5776 going under the knife
a-6269 going under the knife