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cash in on 〜から利益｛りえき｝を得る、〜につけこんむ、利用する、

The company is cashing in on the craze for computer network. その会社はパソコン通信ブームに乗って収益を上げつつある。

overblown　大げさな、誇張しすぎた、度をこした、

His reputation is overblown. He's just an average player. 彼の評判は大げさだ。彼はただの平均的な選手にすぎない。

Fears that this new discussion forum heralds a new attempt to "contain" China are overblown. Containment is not a realistic option, especially since the three countries have made plain their intent to work with China so that it becomes a responsible international citizen.

grave concern 重大な関心、深刻な・重大な懸念

The statement, released after the meeting between Foreign Minister Taro Aso, Dr. Rice and their Australian counterpart, Foreign Minister Alexander Downer, highlighted their "grave concern" about Iran's nuclear program and called on Tehran to return to negotiations with the United Nations and the IAEA.

breakneck economic growth 早過ぎる経済成長

have high hopes for 〜を強く期待している、〜の望みが大きい、〜に大きな望みをかけている

security deposit for wear and tear of an apartment　敷金