antenna帮忙看句话# Translation - 译林
g*n
1 楼
If positive, this test can be used during the first year of infection to
estimate to within a month how long that person has had the virus.
在estimate后面有一个to,我就不是很懂它的意思了……
谢谢。
estimate to within a month how long that person has had the virus.
在estimate后面有一个to,我就不是很懂它的意思了……
谢谢。
