为制作一根海水天线，电流探针（一种电子线圈，尺寸跟形状大致相当于一个大炸面圈）要连接到一副无线电天线端子上。
To make a seawater antenna, the current probe (an electrical coil roughly the size and shape of a large doughnut) is attached to a radio’s antenna jack.
研究者们用探针刺激这一簇簇细胞，记录下它们引发的电流。
Using a probe, researchers stimulated the bundles and recorded the currents that were evoked.
他们使用了一个立体设备探针来记录颅内的电流活动。
A stereotaxic apparatus is used to insert the probes that record electrical activity deep within the brain cortex.
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