常見例句用作名詞 (n.)Google on Tuesday announced to open signups of its social network "Google+" after a 90-day invitation-only trial run.谷歌周二宣布Google+社交網絡向公眾開放注冊。在此之前，Google+已經進行了90天的試運行，不過只有通過成員邀請才能加入。 返回 signup