several
several/ˈsevrəl/ I.adj.几个，数个(至少三个)：I have been to Beijing several times.我去过北京几次了。‖II.pron.几个，数个: Several of us failed in the exam.我们中有几个考试没及格。···
severe
severe/siˈviə/adj.1.严重的：relieve severe food shortage缓解严重的食品短缺；recover from a severe illness大病初愈；a severe punishment重罚，严惩2.严厉的，严格的：be severe on one···
sew
sew/səu/vt.&vi.(sewed, sewn /səun/或sewed)缝制，缝合：do some sewing做缝纫活，缝缝补补When she travels, she sews money into a belt.她出门旅行时把钱缝在腰带上。sew up缝合，修补···
sex/sexy/sexual
sex/seks/n.［c］性别，同一性别的人：enjoy equal rights regardless of sex不论性别享有同等权利；in the space marked “sex”在“性别”一栏；the female(male) sex女（男）性；sex discrim···
shabby
shabby/ˈʃæbi/adj.1.破旧的：a shabby street破旧的街道2.衣衫褴褛的：be shabby in dress衣衫褴褛；look shabby看上去一副寒酸相3.卑鄙的，不公正的：play a shabby trick (on sb.) (对某人···
shack
shack/ˈʃæk/n.［c］小室：tin(wooden) shack铁皮（小木）屋They live in shacks which they made out of wood.他们住在用木头搭成的简陋的小屋里。
shade
shade/ʃeid/ I.n.1.［u］阴影: sit in the shade of a tree坐在树阴下2.［c］遮光物，罩: a new shade for the lamp新灯罩；wear shades戴太阳镜‖II.vt.遮蔽，遮光：shade one’s eyes from t···
shadow/shadowy/shady
shadow/ˈʃædəu/n.1.［c］阴影，影子：shadow cabinet影子内阁；be in shadow在阴凉处；cast a shadow over one’s promotion给晋升带来不利影响(蒙上阴影) The sun shone through the leave···
shaft
shaft/ʃɑ:ft/n.［c］1.杆，轴：the shaft of steam engine蒸汽机之轴；the shaft of an umbrella伞柄2.矿井，电梯井：an inclined shaft斜井；a mine (an air) shaft矿(风)井3.(光、闪电等的)···
shake/shaky
shake/ʃeik/vi.&vt.(shook /ʃuk/, shaken /ʃeikən/) 1.震动，颤动；摇，抖动：In an earthquake you’ll feel the earth shaking.地震时你会感到大地在颤动。Shake the bottle before t···
