Just stay here still or you will be in danger. 安静地待在这里,否则你就会有危险。 二、表示转折、对比关系的并列连词有but,while,yet等 It's an old car, but it's very reliable. 这是一辆旧车,但是性能非常可靠。 Some experiments are difficult while others are easy. 有些实验是困难的,而其他一些实验则是容易的。 It is very good,yet it can be better. 这很好,但还能精益求精。