49. grain
n.谷物,谷粒;颗粒
[例句]We shifted the grain to the place where people suffer from famine.我们将这些谷物运往那些人们在忍受饥荒的地方。
[词组] go against the grain 违反意愿;take sth. with a grain of salt 对..…半信半疑;a grain of一点点，一小颗;without a grain of common sense 一点常识都没有;in grain彻底,根深蒂固
[真题回放]For example,famers brought a bag of grain in exchange for a ticket.题意:例如,农民拿一袋子谷子换一张票。
50. harness
vt.治理;利用……的力量;n.马具
[例句]We can harness the power of the wind to make electricity.我们可以利用风力发电。
[词组]in double harness身兼双职的;harness a waterfall利用瀑布产生动力;work in harness with sb.与某人合作某事
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