Stratosphere
n. 同温层, 最上层, 尖端的学科领域\\n[医] 同温层, 平流层
📖 牛津释义
stratosphere
n[sing]
layer of the earth's atmosphere between about 10 and 60 kilometres above the surface of the earth 平流层, 同温层（距地表约10至60公里之间的大气层）. Cf 参看 ionosphere.
🗣️ 情景例句
Hello, Alexandra.
你好 Alexandra。
He who fears to suffer, suffers from fear.
怕吃苦头的反因怕而吃苦头。
Put down the gentleman's address.
把这位先生的地址写下来。