260. ritual n. 仪式=ceremony/routine>His morning ~ is to make coffee, take a shower and have breakfast.
261. robust a. 健壮的
262. rot v. 腐烂 =decay
263. safeguard v. 保护
264. savage a. 野蛮的 =not civilized
265. scent n. 香味 The (Oscar 影片)
266. scrutiny n. 细看
267. setback n. 挫折
268. shatter v. 使粉碎> It shattered my dream.
269. simulate v. 模拟
270. skeptical a. 怀疑的
271. slack a. 松弛的
272. sneak v. 溜;偷偷地做
273. sober a. 未醉的> I’m ~ enough.
274. specifications n. 规格,说明书