🧩 词语组成解析
River 黑龙江(旧译Heilung River)
江\\n蒋\\n姜（中国姓氏）
🗣️ 情景例句
So did I.
我也一样。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
In 1948, he went to Lake Kivu in the Congo to observe a new volcano which he later named Kituro.
1948年他去了刚果的基伍湖，对一座后来被他命名为基图罗的新火山进行观察。