Boolean ring
[计] 布尔环
🧩 词语组成解析
Boolean
[['bu:liən]]
[计] 布尔的, 逻辑的, 布尔型
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
Excuse me. My name is Richard Stewart.
对不起 我叫Richard Stewart。
How did you decide that product was safe?
你怎样决定产品是安全的呢？
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。