Leucoriboflavin
无色核黄素
🗣️ 情景例句
It's just ... slow.
只是……太慢了。
We can't get good pictures on our TV set.
我们的电视机图象有问题。
We're going to a really nice place down by the river. It's a good place for a camp and there's plenty of shade under the trees.
我们要沿河去一个很好玩的地方。那是个很好的宿营地，有很多树阴凉。