Fluorexon
[化] 钙黄绿素
🗣️ 情景例句
Please try to keep relaxed, sir.
别太紧张，先生。
The following answer is subject to official confirmation.
以下的答案必须再经过正式确认才有效。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。