This includes pregnant women, older adults and people with other diseases.
VOA: special.2009.10.13
The history of the military in the United States and other countries includes a lot of attempts to get animals like pigeons or dolphins to do interesting and deadly things through various training.
各国在其军事史中,都有试图通过训练鸽子海豚等动物,去完成各种高难而致命任务的尝试。
Another area includes three mountains next to each other.
VOA: special.2009.04.15
The Endeavour mission includes plans for five space walks to install the Japanese science module and perform other tasks at the space station.
VOA: standard.2009.06.16
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