| 单词 | Pb |
| 释义 | Pb (once / 139051 pages) 1n 2n WORD FAMILY Pb USAGE EXAMPLESHe noted however that most of the samples of polonium measured in the report were accompanied by activities from Pb-210. BBC(Nov 06, 2013) Ilium; Is, ischium; Pb, pubis; d.l, dorso-lumbar vertebrae; Cd, caudal vertebrae; Am, acetabulum. Various, Encyclopaedia Britannica, 11th Edit...(2010) Ag 21 ? Pt 36 30 Zn 23 21 Al 39 27 Cd 25 21 Pb .. Various, Encyclopaedia Britannica, 11th Edit...(2010) 1 n a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey 2Syn|Hypo|Hyper atomic number 82, lead hard lead unrefined lead that is hard because of the impurities it contains antimonial lead, hard leada lead alloy that contains about 5% antimony pig leadlead that is cast in pigs grid metala kind of hard lead that is used for grids in storage batteries metal, metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. n a unit of information equal to 1000 terabits or 10^15 bits Syn|Hyper Pbit, petabit computer memory unit a unit for measuring computer memory PB (once / 251475 pages) n WORD FAMILY PB USAGE EXAMPLESThey dubbed the suspect the “PB&J burglar.” Seattle Times(Dec 22, 2016) This oatmeal is a healthy way to satisfy your PB&J cravings. Time(Nov 03, 2016) PB: “I’m sure that’s what we all want, but what specifically would you do?” The Guardian(Oct 28, 2016) 1n a unit of information equal to 1000 terabytes or 10^15 bytes Syn|Hyper petabyte computer memory unit a unit for measuring computer memory 2n a unit of information equal to 1024 tebibytes or 2^50 bytes Syn|Hyper PiB, pebibyte, petabyte computer memory unit a unit for measuring computer memory |
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