Ibd
离子束穿孔；炎症性肠病
🗣️ 情景例句
and a good night's sleep.
睡一个好觉。
I don't know, sir, but I guess the computer made some mistake.
不知道呀，好像是电脑出了故障了。
Two men who recently spent five days on a coral island wished they had stayed there longer.
最近有两个人在一座珊瑚岛上呆了5天，他们真希望在那儿再多呆一些日子。