Sfo
abbr. 旧金山（San Francisco）；太空飞行操作（Space Flight Operations）；严重欺诈办公室（Serious Fraud Office）
🗣️ 情景例句
I have a ticket, I know.
我知道我有车票。
What is your hurry?
什么事让您这么着急呢？
After switching on powerful arc lights, they saw great stalagmites -- some of them over forty feet high -- rising up like tree-trunks to meet the stalactites suspended from the roof.
他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。