Subtending
v. 对向, 包在叶腋内( subtend的现在分词 )
🗣️ 情景例句
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
How dare you stand me up!
你竟敢放我鸽子！
and at the most critical juncture we took turns in watching that point.
在最紧急的时刻，我们轮流监视那段河流的险情。