| 释义 |
corer|ˈkɔərə(r)|
[f. core v. + -er1.]
1. An instrument for taking out the core of fruit.
1796H. Glasse Cookery v. 71 Some carrot..cut round with an apple-corer. 1875Howells Foregone Concl. xiv. 240 A patent back-action apple-corer.
2. A drilling device which extracts a core in geological exploration, etc. (see core n.1 4).
1927R. Peele Mining Engineers' Handbk. (ed. 2) ix. 347 Keystone corer..was designed primarily for testing bituminous coal beds. 1957G. E. Hutchinson Treat. Limnol. I. xv. 819 The lower part of the range of values for total copper is extended somewhat if older strata sampled by a corer are considered. 1970Nature 4 Apr. 44/2 The hot salty holes in the Red Sea contain some of the most startling sediments yet described... A corer lowered into them comes back still hot to touch. |