此后，鼓手严密注视着那扇门。

Thereafter the drummer kept a strict eye upon the door.

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严密注视发案现场周围情况，发现可疑人员或情况应立即报告。

Monitoring the incidence site closely andreport the suspicious persons or circumstances immediately.

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他请他的经纪人严密注视黄金价格的重大变化，因为他正考虑再购进一批。

He asked his broker to keep a weather eye open for any significant change in the price of gold as he was considering another purchase.

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