| 单词 | tracker-action |
| 释义 | > as lemmastracker-action tracker-action n. ΚΠ 1904 Athenæum 12 Nov. 666/1 Our author adds that the tracker action ‘is dispensed with’. 1910 Times 16 Dec. 13/5 To have the organ taken down with the substitution of pneumatic action for the old ‘tracker’ action. < as lemmas |
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