adj.说不出话的；不会说话的；无言的；非言语能表达的
I was speechless with anger. 我气得说不出话来。
Her mother was speechless with surprise because she spent all her money. 她把所有的钱都花了，使她妈妈吃惊得说不出话来。
A gorilla is just a speechless animal. 猩猩只不过是一种不会说话的动物。
It has become a sombre and speechless load upon the senses. 这已转变成阴暗沉闷和难以形容的精神负担。
