Prezenta
粘胶纤维素
🗣️ 情景例句
If I fail this exam I'll fail the course.
我要是考试没通过，这门课就没学分了。
To travel by ship
乘船旅行
It took the police nearly an hour to get the traffic on the move again.
警察花了将近一个小时才使车辆又开起来。