Ofa

光纤放大器(optical fiber amplifier)

🗣️ 情景例句

Rotten weather, isn't it?
天气糟透了, 不是吗?
The data confirm that this product is safe and effective.
数据证实此种产品安全有效。
Have you taken his temperature?
你给他量过体温吗?
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🔤 更多 O 开头的单词

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