您要查找的是不是：
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
- I bought an amplifier yesterday. 我昨天买了一个扩音器。
- He was on the threshold of his career. 他的事业刚刚起步。
- He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
- Scientists are now on the threshold of an important discovery. 科学家们很快就会有一项重大发现。
- threshold amplifier 阈值放大器
- The tax threshold for a single pensioner is 450 dollars. 单身养老金领取者的征税起点是450美元。
- A gradual change in the output of a circuit or amplifier. 逐渐改变电路或放大器输出功率的逐渐改变
- The court is not legally justified in stopping at the threshold of the case. 一开始就使案件停止不前，法院这样做是完全不合法的。
- Output from the inverting oscillator amplifier. 内部反向振荡放大器的输出。
- They are at the threshold of a new career. 他们正要开始干一番新的事业。
- I am majored in audio frequency amplifier. 我主修音频放大器。
- REPAIR THE OPEN AMPLIFIER GROUND CIRCUIT. 维修断路的扩大器接地电路。
- The amplifier exploded in a fountain of sparks. 放大器爆炸，喷射出火星。
- There must be a threshold of thermal noise. 必有一个热噪声的门限值。
- He is on the threshold of success. 他即将成功。
- WHAT IS AN INSTRUMENTATION AMPLIFIER? 什么是仪表放大器?
- WHERE IS AN INSTRUMENTATION AMPLIFIER USED? 仪表放大器的使用场合?
- He was at the threshold of his career. 他的事业才开始。
