Fallboard
n. 木窗板
🗣️ 情景例句
If satisfactory we may consider further orders.
如果满意的话，我们可以考虑进一步的订单。
No man learns but by pain or shame.
不经痛苦羞辱，难以取得教训。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。