Every year, tourists from home and abroad visit places of interest, taste delicious food and enjoy ____ (they)in Taizhou.
“事实上许多“生物入侵者”正是搭乘跨国贸易的“便车”达到“偷渡”目的的。这句话运用的说明方法是( )。
将函数f(x)=2sin2x的图象向左平移π3个单位后得到函数g(x),则函数g(x)的单调递减区间为____