The Great Blue Hole is a large underwater sinkhole off the ...
A tornado is a violently rotating column of air that is in ...
(1) An image which has been turned upside down, with ...
GOOS, co-sponsored by IOC/UNESCO, WMO, UNEP and ICSU, is a ...
A map showing just enough geographic information to permit ...
A quasiperiodic crystal, or, in short, quasicrystal, is a ...
工程师
hyderabad, 印度
0
词条
1
词汇
5
关注者
41
4
47
3
27
14
2
16
7