- 重点词汇
- aart. (用于可数名词或单数名词前，表示未曾提到的)一(人、事、物);用于前有形容词或后有短语的不可数名词前;一（个）;每一（个）;任一（个）;
- conversationn.交谈，谈话;
- normaladj.正常的;身体健康的;
- reachesn.河段；流域；（上、中或下）游;（外）围；（远）处;（组织或机构中的）层级;
- decibelsn.<物>分贝( decibel的名词复数 );
- 相关例句
As you all know, the normal noise threshold for private housing is 55 decibels.
正如你们知道的, 个人房子正常噪音为55分贝.
互联网摘选
Forests to reduce noise pollution. 40-meter-wide forest belt noise can be reduced 10 to 15 decibels.
树林能减少噪音污染. 40米宽的林带可减弱噪音10—15分贝.
互联网摘选
When subjected to 100 decibels or more, hearing damage can occur in just 15 minutes.
100分贝或100分贝以上的声音在15分钟内就会对听力造成损害.
互联网摘选
The amplitude defines how loud the sound is and is usually measured in decibels ( dB ).
声波实质上是 正弦曲线,它有振幅和频率.
互联网摘选
A hippopotamus'scream has been recorded at 115 decibels-louder than a jet airliner at takeoff.
河马发出的声音可以达到115分贝——比一架喷气式客机起飞时的声音还要大.
互联网摘选
If you decide not to buy, the money you have spent on the survey is not recoverable.
如果你决定不买，你在调查上花的钱是收不回来的。
《柯林斯高阶英汉双解学习词典》
They're keenly aware that whatever they decide will set a precedent.
他们深知无论他们的决定是什么，都将开创先例。
《柯林斯高阶英汉双解学习词典》
He was trying to decide whether the question was some sort of a trap.
他试图判断那个问题是不是个套。
《柯林斯高阶英汉双解学习词典》
The present leaders have to decide whether to stand down and hand over to a younger generation.
现任领导层必须决定是否应退居二线，把重任移交给更为年轻的一代。
《柯林斯高阶英汉双解学习词典》
The results will decide if he will win a place at a good university.
这些成绩将决定他能否上一所好大学。
《柯林斯高阶英汉双解学习词典》
