Topologically-closed system
[计] 拓扑闭系统
🧩 词语组成解析
[计] 拓扑地
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
That was very kind of you.
你真周到。
I would like to call an eletrician to come this afternoon.
我要叫一个电器师傅今天下午来。
The boy was too nervous to speak.
那男孩紧张得说不出话来。