Some people are afraid of flying, which limits their options when traveling.
一些人十分害怕坐飞机,这也就限制了他们旅行时的选择了。
He that trusts in a lie shall perish in truth.
相信谎话的人必将在真理前灭亡。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.