Pentagons
n. 五边形, 五角形( pentagon的复数形式 ); 五角大楼（指美国国防部）
🗣️ 情景例句
and help a lot of other people.
且对其他很多人有益。
I ought to talk to him.
我应该和他商讨。
I am not sure whether I can lend you any money. I may not have enough.
我也不清楚能否借钱给你。我自己可能都不够。