21, augment vt.vi.n. 增加,增大
vt.增加, 提高, 扩大
He augments his income by teaching in the evening.
他通过晚上教书来增加收入。
22, authentic a. 真实的,可靠的,可信的
The copy he made of the painting can pass for an authentic one. 他临摹的画足以乱真。
This is an authentic news report.We can depend on it.
这是篇可靠的资讯报道, 我们相信它。
23, avail vt.有益于 n.效用
We tried to keep him alive but to no avail.
我们全力抢救他, 但却徒劳无功。
All his efforts did not avail.
他做的所有的这些努力都是没有用的。
24, avert vt. 转开,避免,防止
He managed to avert suspicion. 他设法避嫌。
She averted her eyes from the terrible sight.
她把目光转开, 不敢去看那可怕的景象。
25, baffle vt.使挫折 n.迷惑
The question baffled me completely and I couldnt answer it. 这个问题把我彻底难倒了, 我答不出来。
26, barren a.贫瘠的;不妊的
The barren land could produce little food.
那贫瘠的土地几乎不长庄稼。
She is a barren woman. 她是个不能生育的妇女。
无用的, 空洞的, 无结果的
This is a barren argument. 这是一场毫无结果的争论。
27, batch n. 一组,分批,成批,批
The first batch of cakes was burnt. 第一炉蛋糕烤焦了。
Here comes a fresh batch of visitors.
新到了一批来访者。
28, bizarre a. 奇异的
They saw a bizarre animal in the lake.
他们在湖中看见一个奇怪的动物。
29, bleak a. 萧瑟的,苍白的,荒凉的
They showed me into a bleak waiting room.
他们引我来到一间阴冷的会客室。
The companys prospects look pretty bleak.
这家公司的前景异常暗淡。
30, blunder vi.犯大错 n.大错
I saw that I had been guilty of a careless blunder.
我意识到自己因疏忽而酿成大错。
He really blundered when he insulted the bosss wife.
当他侮辱老板的妻子时, 他真是犯了一个大错。
踉踉跄跄地走
Without my glasses, I blundered into the wrong room.
我没戴眼镜, 跌跌撞撞地走错了房间。
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