Ir
[化] 红外光谱法\\n[医] 铱(77号原素)
🗣️ 情景例句
Always remember to wash your hands before eating.
用餐前谨记要洗手。
Where are my glasses?
我的眼镜在哪儿？
both on the west coasts of continents with similar climates,
都在各自大陆的西海岸，