Ir spectrum
[化] 红外光谱
🧩 词语组成解析
[化] 红外光谱法\\n[医] 铱(77号原素)
🗣️ 情景例句
Australia is a unique country.
澳大利亚是世上独一无二的国家。
She's been a bit under the weather recently.
她近来身体不太好。
The children started to walk around the island.
孩子们开始绕着小岛散步。