1、This is a two-fold rule violation
這是雙重違反規(guī)則。

2、On the dial, the shutter speed Settings increased in two-fold increments, making it easy to use.
在撥號盤，快門速度設(shè)置增加了在兩重增加，使它容易使用。

3、An ongoing trial in Uganda shows that coverage rates have increased by from two-fold to four-fold.
目前在烏干達進行的一項試驗表明，覆蓋率已由兩倍增至四倍。

4、Those men who never smoked fared even worse, with a two-fold increase in risk.
那些從不吸煙的男性進展更糟糕，風險增加兩倍。

5、Using the pseudonyms has a two-fold purpose.
她們使用假名有著雙重的目的。