慢速英语:Study: New Dengue Vaccine Could Cause Serious Illness(翻译)

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短语讲解：

1. About 25,000 people a year die from the infection.

die from 死于（某种原因，不包括疾病、过度悲伤等）
例句：Forty-thousand children a day die from preventable diseases
每天有4万个孩子死于本可以预防的疾病。

2. The researchers are also looking forward to trial results from additional new dengue vaccines.

look forward to 期望，盼望; 瞩望
例句：We look forward to the dawn of better days.
我们期待较好的日子的来临。