Now people do not have to use a dog, but they keep it as a friend, just like a member of the family.
现在人们不必使用狗，但他们把它当作朋友，就像家庭中的一个成员一样。
When he met it now it was like the first time; and he could just stare, helpless.
当他现在遇到它，就像第一次一样；他只能无助地注视着。
It sounds like the sea just now.
刚才它听起来像大海。
What I'd like to do now is focus on a piece that emphasizes and foregrounds just the first axis, pitch.
现在我要做的`是集中精力于一首乐曲，它所强调的、突出的只是这第一个轴，音高。