Silvics
n. 森林生态学
🗣️ 情景例句
Maybe I can help. Tell me what it is, Susan.
也许我能帮忙。说给我听听 ，Susan。
Is there any discount for the USA Railpass?
火车通行证有折扣吗？
Supper is ready at six.
晚餐六点钟就好了。