23/12/30 16:19:00.50 6S9Ni8bP.net
>>589
そのWikipedia原文はthat節の使い方が良いとは言えない
文法違反とまでは言わないけどね
詳しくは「表現のための実践ロイヤル英文法」（旺文社）を読んでください
これなら行けるよ↓
■原文改変
In the 1960s, it was shown in work done in the laboratories of Werner Arber and Matthew Meselson that the restriction is caused by an enzymatic cleavage of the phage DNA, and that the enzyme involved was therefore termed a restriction enzyme.