E-Newsletters sent out to members on an irregular basis, informing them of upcoming events, links, BBS posts, and any other news irrelevant to UBCTA.是什麼意思_E-Newsletters sent out to members on an irregular basis, informing them of upcoming events, links, BBS posts, and any other news irrelevant to UBCTA.在線翻譯_英語_讀音_用法_例句