Etr
[医][=effective thyroxin(e)ratio]有效甲状腺素比率
🗣️ 情景例句
Robbie's cooking tonight, and dinner's at six thirty.
今晚Robbie作饭 晚餐六点半开始。
Without a friend,the world is wilderness.
没有朋友，世界成了荒野。
and so on up to the size of the globe.
如此等等，一直到全球的范围。