se

解释
软体工程;

同义
atomic number 34 se selenium
词性
n
解释
a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
示例
None

同义
sou'-east southeast southeastward se
词性
n
解释
the compass point midway between south and east; at 135 degrees
示例
None