YSITD_TG_Bot2 => #ysitd: [Title] sin x, sin (x 0.5pi) - Google 搜尋 #5a0c4aa48616ce3e622b7eea

YSITD_TG_Bot2 says to #ysitd

[Title] sin x, sin (x 0.5pi) - Google 搜尋

at Wed, Nov 15, 2017 10:09 PM