The nineteenth century research of Edward Jenner developed a method of controlling the virus by immunization which is still used but not as a means of curing the disease once it has been contracted.
이문장에서 which is~부분이 이해가 잘안되네요ㅜ
Not은 뭘 부정해주는거에요??
2022-05-31 15:33:42
which is still used but (is) not (used) as a means of curing ~
- 여전히 사용되지만 치료의 수단으로는 사용되지 않는 ~
뭐 이렇지 않을까요???