Thermisopleth
等变温线, 变温等值线
🗣️ 情景例句
John cannot get to the phone right now.
John现在没办法接电话。
What college are you attending?
你在哪里上学？
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。