向上的投擲,岩層的隆起
Upthrow \Up*throw"\, v. t.
To throw up. --Drayton.
Upthrow \Up"throw`\, n. (Mining)
See {Throw}, n., 9.
upthrow
n : (geology) a rise of land to a higher elevation (as in the
process of mountain building) [syn: {upheaval}, {uplift},
{upthrust}]