A battery's electrolyte is the material through which ions (in this case lithium ions) pass from one electrode (the cathode) to another (the anode) inside a battery cell.

电池的电解质能让离子(此处为锂离子)自电池内部从一个电极(负极)传递到另一个(正极)。

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That's because Garcia hasn't yet been able to pass the battery of requirements for a U.S. medical license, including several exams and a residency.

这是因为加西亚还没有通过美国行医执照必需的一系列程序，包括一些考试和一段住院实习期。

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That electrical charge we then pass through to a battery which you'll find in the heel of the boot for storage of the electrical power for later use to charge your mobile phone.

这些电荷会传至鞋跟处的一个蓄电电池上，在需要时可为手机充电。

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Unfortunately, their protective efforts have built a battery of hurdles and fences through which innovation can pass only with great difficulty.

FORBES: Are We Thwarting Medical Innovation?

Once home, he has a battery-powered radio and uses a small kerosene lamp to pass time at night reading.

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According to my confidential source, the reason is that New York state has steadily lowered the difficulty of its signature Regents Exams, a battery of standardized tests that most non-disabled New York students must pass before accruing a state-certified high school diploma.

FORBES: Are New York City Students Getting Smarter Or Are Regents Exams Getting Easier?