| 释义 |
esymb. [符] 1 Math. the base of natural logarithms, equal to approx. 2.71828 【数】自然对数的底(约等于 2.71828) 2 used on packaging (in conjunction with specification of weight, size, etc.) to indicate compliance with EEC regulations 商品包装上用来标注该产品符合欧共体标准的符号(与重量、大小等规格一起标注) |