Heterosiphonales
异管藻目
🗣️ 情景例句
What kind of advice are you looking for?
希望能得到什么建议？
Every family has problems.
家家有本难念的经。
Hold on for a moment, please. I'm sorry he isn't here right now. May I help you?
请稍等一下。对不起，他现在不在这里。我能帮您的忙吗？