Closed boundary
[化] 闭式边界
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
🗣️ 情景例句
They shared the first harvest with the Indians
他们与印第安人分享首次收成
Acl!
啊！
An old woman is standing at the side of the road.
一位老大娘站在靠近红绿灯的路边。