Observation board
[经] 观察板, 观测栏
🧩 词语组成解析
board
[bɔ:d]
n. 板;董事会;甲板;膳食;
vt. 上（船、车或飞机）;收费供…膳宿;使搭伙，使寄宿;强行登（船）;
vi. （火车、轮船、飞机等）接受乘客;搭伙，寄宿;
🗣️ 情景例句
I could work out in your class with no problem.
如果我去你的班上做运动， 一定不会觉得有问题。
If she could help you, she would help you.
如果她能帮你，她一定会的。[虚拟语气]
When's the next train?
下一班车是什么时候？