demonstrate sth (to sb)
证明；证实；论证；说明:
Let me demonstrate to you some of the difficulties we are facing.
我来向你说明一下我们面临的一些困难。

pulse (with sth)
洋溢着；充满(激情等)
The auditorium pulsed with excitement.
礼堂里洋溢着热烈的气氛。

pour in
不断涌向(或涌现)
Letters of complaint continue to pour in.
投诉信纷至沓来。

unfamiliar (to sb)
陌生的；不熟悉的；不认识的:
Please highlight any terms that are unfamiliar to you.
请把你们不熟悉的用语都标示出来。

stake sth (on sth)
(就某事)以…打赌,拿…冒险
He staked ￡25 on the favourite (= for example, in horse racing).
他在那匹众人看好的马上押了 25 英镑。

heat up
变热；变暖
The election contest is heating up.
选举竞争正趋于白热化。

room (for sb / sth); room(to do sth)
空间；余地:
Is there enough room for me in the car?
车上还有我的位置吗？