undergrounding的翻译，读音
释义：
(underground 的现在分词) n. 地下, 地铁, 地道, 秘密活动
a. 地下的, 秘密的
adv. 在地下, 秘密地
-ing form of underground
n. a secret group organized to overthrow a government or occupation force
r. in or into hiding or secret operation
r. beneath the surface of the earth
a. 地下的, 秘密的
adv. 在地下, 秘密地
-ing form of underground
n. a secret group organized to overthrow a government or occupation force
r. in or into hiding or secret operation
r. beneath the surface of the earth