| 释义 |
track pad, n.
Brit. |ˈtrak pad|, U.S. |ˈtræk ˌpæd|
[‹ track n. + pad n.3]
1. A protective pad of rubber, polyurethane, etc., fitted to the tracks of a vehicle. Usu. in pl.
1914Wall St. Jrnl. 5 Mar. 7/2 The Public Service Commission has authorized advertising for bids for track pads, tie plates and ballast. 1946Times 5 Nov. 3/5 (advt.) Dairy and antimonial watering hoses,..tractor track pads, rubber boots,..and many other BTR/Silvertown products play an important part in reaping the harvest of the soil. 1991Better Roads Nov. 37/2 Two new track pads have been introduced for the..Commander 3 slipforming machines. 2002Jrnl. (Newcastle) (Nexis) 2 Aug. 7 The adaptations [to the tank] which include special ‘skirts’ to keep out the sand, a cooling system to combat heat and the modification of the track pads only take a short time to install.
2. Computing. A pointing device in the form of a touch-sensitive pad.
1989Business Wire (Nexis) 26 Sept. TrackPad is a 3{pp}×2.5{pp} pad that fits directly into the Portable's keyboard and allows the user to control the screen cursor..with the touch of a finger. 1994MacUser July 80/1 The trackpad is velocity-sensitive, so a quick flick scoots the cursor across the entire screen whereas a slow trace allows you to make very small, delicate cursor movements. 2000Times Educ. Suppl. (Nexis) 14 Apr. 27, I hate these things so it's not a criticism of the Sony to say that I would have preferred a track pad. |