Mariage may be compared to a cage:the birds outside deapair to get in and those within despair to get out.
婚姻好比鸟笼,外面的鸟想进 进不去;里面的鸟儿想出出不来。
Natural gas will play a critical role in the transition to a lower-carbon future.
站在风口上,猪都能飞起来。