@grrttweaver @BrianLenzkes Nobody is saying the difference is negligible.
The claim was that the CDC said that cloth masks "don't work". CDC didn't say that.
@没有人说这种差别可以忽略不计。
声称CDC说布面具“不起作用”。疾控中心没有这么说。
@grrttweaver @BrianLenzkes Nobody is saying the difference is negligible.
The claim was that the CDC said that cloth masks "don't work". CDC didn't say that.
@没有人说这种差别可以忽略不计。
声称CDC说布面具“不起作用”。疾控中心没有这么说。