容易: easy; ready感染: infect; be infected with; in ...别人: other people; others; people的: 4次方是 The fourth power of 2 i ...笑声: laugh; laughter容易感染他人的: spreading easily from one person to another容易感染的: liable to infection有感染力的笑声: an infectious laugh有感染作用的笑声: an infectious laugh可传染别人的紧张状态: electricity他的笑声感染了全班同学: she infected the whole class with her laughter低沉的笑声: a fruity chuckle海鸥的笑声: mávahlátur; seagull's laughter狼的笑声: i'm hungry like the wolf魔鬼的笑声: o-devil’s chuckle爽朗的笑声: hearty laughter虚伪的笑声: hollow laughter阴沉的笑声: dark laughter愉快的笑声: a merry laugh party group雨中的笑声: laughter in the rain容易感动的: emotional容易感冒: catch cold very easily容易感受的: susceptible容易感受地: susceptibly容易感知地: sensibly