1. 支持：get away with 成功;逃避惩罚 | get behind 支持 | get cold feet 沮丧;临阵退缩
2. 落后;识破：get back 取回,回来;报复 | get behind 落后;识破 | get down 咽下;写下;使沮丧,使抑郁
3. 落后：get...back收回、找回 | get behind落后 | get ...down记下来
4. 支援：get away with 成功;逃避懲罰 | get behind 支援 | get cold feet 沮喪;臨陣退縮
verb
1. to lag or linger behind
e.g. But in so many other areas we still are dragging