stick
n.棍，手杖 vt.刺;粘(钉，卡)住;留下The oil keeps the pasta from sticking together.油可避免意大利面粘在一起。
sticky
a.粘(性)的;湿热的;棘手的
There’s some sticky stuff in your hair.你的头发上有些黏乎乎的东西。
stimulate
vt.刺激，激励
the President’s plan to stimulate economic growth总统刺激经济增长的计划
stir
v./ n.搅拌;(使)微动;打动;产生;骚乱
Stir the paint to make sure it is smooth.将油漆搅拌至均匀。
stitch
n.(缝、绣等的)一针;针法 v.缝，绣
He had to have 10 stitches in his head.他头上缝了十针。
