1. But then the ear also needs training, since at first it can hardly detect differences in sounds which grown-up people hear most clearly.
    但是耳朵也同样需要训练，因为最初耳朵几乎分辨不出声音的不同，而成年人却大多听得很清楚。

2. The fifth, being a very tall man, happened to take hold of the elephant´s ear.
    第五个盲人身材高大，一下子就抓到了大象耳朵。

3. Time is, therefore, always ticking in our inner ear.
    因此时间老是在我们的耳朵里嘀嗒嘀嗒地响着。

4. Then, through the microphone, he spoke into my ear:
    然后，我的耳中传来他通过麦克风发出的指令：

5. He is extending his eyes with rader; his tongue and his ear through through telecommunucations.
    人类借助雷达来扩大视野；借助电讯来延伸自己的声音和听觉；

6. As I lowered my voice further and spoke close to his ear, the blind man leaned his head eagerly toward me.
    我把声音压得更低，凑近他的耳朵说话，他也热切地把头靠过来。

7. "Good morning," said Hans, smiling from ear to ear.
    “早上好。”汉斯说着，咧开嘴笑了。

8. Others argue that a child´s ear is especially sensitive.
    另一些人认为，儿童的耳朵尤其敏感。