Viewing frustum
[计] 视见平截头体
🧩 词语组成解析
[计] 可见的
frustum
['frʌstəm]
n. 平截头体;
🗣️ 情景例句
If I work hard now, when I retire I'll be very well off financially.
如果我现在努力工作的话，退体后就会很富有。
I played downstairs last night.
我昨晚在楼下玩。
I went home at half past five.
我5：30回家的。