| 单词 | trolley-frog |
| 释义 | > as lemmastrolley-frog trolley-frog n. (see quot.). ΚΠ 1898 E. J. Houston Dict. Electr. Words (ed. 4) ii. 969/2 Trolley Frog, the device to which the trolley wire is attached, employed for causing a car to deviate from one line to another. < as lemmas |
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