He appears to have a grudge against certain players.
他好像对某些选手有积怨。
Flight attendants, firefighters and police officers have to be over a certain height, and be physically fit.
空乘人员、消防员和警察必须超过一定的身高,并身体健康。
Flight attendants, firefighters, and police officers have to be over a certain height, and be physically fit.
空乘人员、消防员和警察必须超过一定的身高,并且身体健康。
They have had their genes changed to contain a special characteristic, like resistance to certain insects.
VOA: special.2010.11.09
Now, recruiting is tremendously important because you need to have a certain number of settlers to make the settlement viable.
招募是极其重要的,因为你需要有一定数量的移民,来维持居住地的运转
It's also important, once we start talking about molecules, to have a way to represent them, and also to be able to look at a shorthand notation for a certain molecule and understand what the bond is.
还有很重要一点是,一旦我们开始讨论分子,我们需要有一种表示它们的方法,而且能够从中看出,某些分子的简化符号,并得知键的类型。
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