All great songs are informed by a certain sadness and tension.所有很棒的歌曲都透着某种悲伤和张力。The metal is weak in tension.这种金属张力很差。Dystonias are limited to specific parts of the body, for example the neck.张力障碍只会出现在身体的某些部分,如颈部。I don't like the tension on this tennis racket.我不喜欢这把网球拍的网张力。