Scientists are therefore keeping watch to see if H5N1 infects other animals besides birds.
因此科学家密切关注禽流感是否感染禽以外的其他动物。
To this day the rooster, seen on a weathervane, has symbolic meanings of keeping watch over evil, as weathervanes are often seen on top of churches.
现在我们经常看到的教堂上面的鸡形风向标被视为守望辟邪之物。
We slept in the round-house, one of us keeping watch all night, and the next morning the captain came to speak to us.
我们睡在后甲板室里，整夜都有其中一人放着哨；第二天早晨船长过来对我们说话。
Plains zebras organize themselves into stable "harems," with a single stallion keeping watch over a group of mares and babies.
平原斑马组织成一种由一个雄性和它守候的若干雌性以及幼崽构成的稳固的“家庭。”
One morning at 4 o'clock, a man in a suit knocked on the door and offered Billy, who was keeping watch at the time, 40,000 pounds to vacate the house.
一天凌晨四点，一名西装革履的人敲响了门并给值夜的比利40000镑的钞票，让他们离开这座宅邸。
Remote video monitoring of electric power systems is also named as remote watching of electric power systems. It is a very important part of substation with no human being keeping watch.
电力系统远程视频监控即电力系统遥视是无人值守变电站中的重要部分。
Remote video monitoring of electric power systems is also named as remote watching of electric power systems. It is a very important part of substation with no human being keeping watch.
电力系统远程视频监控即电力系统遥视是无人值守变电站中的重要部分。
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