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单词 button cell
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button cell
button cell n. a small battery shaped like a disc or squat cylinder; = button battery n.
ΚΠ
1948 Trans. Electrochem. Soc. 92 189 Barriers such as dialysis grade parchment paper, thin ceramic discs or other ionically permeable elements..were not as adaptable to the button cell.
1978 Jrnl. Electrochem. Soc. 125 333 c/2 The Gould zinc-air button cell is..used in hearing aids and other devices which require a moderately high current.
1991 J. Makower et al. Green Consumer Supermarket Guide ii. 120 Button-cell batteries—used in hearing aids, calculators, and watches—are economical to recycle because they contain a high percentage of mercury.
2003 Total DVD Dec. 111/1 The remote control..is fairly large despite, annoyingly, taking a button cell rather than AAA batteries.
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