Ultramicroelectrode
超微电极
🗣️ 情景例句
After my wife died,
我妻子去世后，
He surprised them, so they gave up quietly.
他出其不意地袭击了他们，因此他们乖乖地投降了。
This morning, however, a firemen accidentally discovered the cause.
然而今天上午，一个消防队员偶然发现了起火的原因。