Iir
abbr. imaging infrared 成像式红外设备, 红外成像; isobutylene isoprene rubber 异丁烯异戊二烯橡胶
🗣️ 情景例句
You want to play charades?
你想玩哑谜？
I'll have studied English for four years next March.
到明年三月，我就学了四年的英语了。[将来完成时，表示将完成…，会做完…]
Collecting, by occupying spare time so constructively, makes a person contented, with no time for boredom.
收藏活动通过富有建设性地利用业余时间使人感到心满意足，不再有无聊之日。