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单词 way-up
释义 way-up, n. Geol.|weɪˈʌp|
[f. phr. (which, this, the right, etc.) way up (way n.1 9 a, up adv.2 9 a).]
Orientation as regards which part is uppermost or was deposited last.
1958Q. Jrnl. Geol. Soc. CXIII. 364 Way-up has been determined from graded bedding.1969Bennison & Wright Geol. Hist. Brit. Isles ii. 34 Certain characters, such as..the way-up of shells, provide evidence of bottom conditions and the strength of currents.1982Collinson & Thompson Sedimentary Structures vi. 97/1 Aeolian structures could help to establish way-up in highly dipping sequences.
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