疾病: disease; illness; sickness; pathema 短语和例子战胜疾病 triumph over disease; 摆脱疾病 throw off one's illness; 他得了一种痛苦的疾病。 he is seized with a painful sickness. 孩子易患各种疾病。 children are susceptible to va
自然: 自然at ease; natural; free from affectation 短语和例子态度非常自然 be quite at ease; 她说英语, 语调很自然。 she speaks english with very natural intonation. 他不自然地笑了一笑。 he forced a smile. 她唱歌的嗓音很自然。 she sings wit