3g
abbr. 第3代移动通信技术（The 3rd Generation Telecommunication）
🗣️ 情景例句
He has been friendlier lately.
他近来更友好了。
How embarrassing!
多难为情啊！
Back at the hive they watched the wagging dance closely.
他们回到蜂箱旁，仔细观察摇摆舞。