| 释义 |
coˈnnecting, ppl. a.
[f. connect v. + -ing2.]
That connects, joining.
1690Locke Hum. Und. iv. xvii, The natural order of the connecting ideas. 1824L. Murray Eng. Gram. (ed. 5) I. 192 Conjunctions, and other connecting words. 1875Jowett Plato (ed. 2) V. 15 The connecting particles are omitted.
b. connecting link: fig. that which connects or links one thing or member of a series with another; techn. a link with a movable section, used to connect two links of a broken chain.
1797T. Bewick Brit. Birds (1847) I. 98 It evidently forms a connecting link between them. 1801Coxe Tour Monmouthsh. I. 1 Monmouthshire..may be justly considered the connecting link between England and Wales. 1875Jowett Plato (ed. 2) III. 164 The record of animal life..is fragmentary—the connecting links are wanting.
connecting rod. (a) gen. A rod serving to connect a crank with any other part of a machine. In steam and gas engines, the rod used for transmitting the motion of the piston to the crank. In direct-acting engines the connecting rod is attached to the cross-head of the piston-rod, whilst in beam engines it serves to connect one end of the working beam to the crank on the fly-wheel shaft. In the latter sense, especially, the name pitman is frequently used in U.S. for connecting rod. † (b) The outside coupling rod which connects together the wheels of some locomotive engines. (Weale Dict. Techn. Terms.) Obs.
1839R. S. Robinson Naut. Steam Eng. 63 The space in which the connecting rod and cross tail work. 1841Penny Cycl. XIX. 260/1 For luggage engines..four, or even six wheels are coupled together by external cranks and connecting rods. 1856Engineer I. 28/1 Another connecting rod..connects another bell-crank with the upper hammer. 1857Ibid. II. 660/2 The front and back wheels are coupled by means of connecting rods. 1857Chambers' Information I. 392 The other end of the beam is connected to the upper end of the connecting-rod, which at its lower end is attached to the crank. 1860Scientific American III. 329/3 In a properly constructed beam engine the weight of the front links, cross-head, and piston, with its rod, should just balance the connecting rod and its crank. |