“劲头”造句

他整天都劲头十足地写他的新书。
He had worked energetically all day on his new book.

他似乎有一股近乎疯狂的劲头。
He seemed to have an almost manic energy.

他们不屈不挠专心致志的劲头简直是一种壮举。
Their dogged single-mindedness is almost heroic.

• #劲头