A:2﹣甲基﹣2﹣丁烯
B:3﹣甲基﹣1﹣丁烯
C:2,3﹣二甲基﹣1﹣丁烯
D:3﹣甲基﹣1﹣丁炔
将12.348用四舍五入法取近似数,精确到0.01,其结果是____.
Playing my duckling.
下列句中加线词解释有误的一项是( )
The king ordered his men to bring all the gold here.