Iirs
(iir 的复数) 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
But we found nearly half on them were mouldy. We can't accept them anyway.
但是我们发现差不多一半发了霉。无论如何我们不能接受。
He is attending a conference now.
他正在出席会议。
Haven't you heard?
你没听说吗？