| 释义 |
semi-ˈrotary, a.
[semi- 8.]
Partly rotary.
1850in Woodcroft App. Specif. Pat. Reaping Machines (1853) 99 The part N moves by a lateral and semi-rotary motion. 1884Knight Dict. Mech. Suppl. 796 Semi-rotary Engine, an engine between a reciprocating and rotary one.
So ˌsemi-roˈtating, -ˈrotative, -ˈrotatory adjs.
1881T. Wardle Wild Silks of India 30 A *semi-rotating brush is placed over them [cocoons], which quickly catches the exterior fibres of each cocoon.
1846Mech. Mag. 3 Oct. 314 Soutter's Patent *Semirotative Pump.
1826Kirby & Sp. Entomol. xxxv. III. 671 Upon these the tibia turns, with a *semirotatory motion up and down as upon a pair of pivots. 1851Mantell Petrifactions iii. 233 note, There are some of the large Monitors which can give a semi-rotatory motion to the back teeth. |