Ga
[医] 镓(31号元素)
词形变化
Gas
复数
Gas
释义与例句
n.
-
1.
A member of a particular ethnic group in Ghana and Togo.
name
-
1.
A Niger-Congo language spoken in Ghana and Togo.
sym.
-
1.
Chemical symbol for gallium.
化学 -
2.
Symbol for giga-annum(s): gigayears.
天文 -
3.
Symbol for gigayears ago (giga-annums ago), a unit of time equal to 10⁹ years in the past.
天文