1·He was carrying a briefcase.
他提着公文包。
—— 《柯林斯英汉双解大词典》
2·I traced the course of the river on the map spread out on my briefcase.
我在自己公文包上铺展开的地图中勾画出了这条河的流向。
—— 《柯林斯英汉双解大词典》
3·He shifted uncomfortably on his feet. In doing so he knocked over Steven's briefcase.
他不自在地变换着站姿。在这过程中，他碰倒了史蒂文的公文包。
—— 《柯林斯英汉双解大词典》
4·But how did you lose your briefcase?
但你是怎么弄丢你的公文包的？
5·He looks like any other businessman, wearing a suit and carrying a briefcase.
他看起来跟其他商人一样，身着西装，带着一个公文包。
1·Do you think my briefcase is big enough to put in all these stuff?
你觉得我的公事包够装所有这些东西吗？
2·I was to in a hurry that I left my briefcase at home.
我太匆忙了，以致于将公事包留在家里。
3·Where is my briefcase?
我的公事包在哪里？
4·Janice: Have you seen my briefcase? I put it on the couch hours ago.
珍妮丝：你有看到我的公事包吗？几个钟头前我才放在沙发上的。
5·Ill take this briefcase (attache case) with me.
我自己拿这件公事包(小型手提箱)。