Callis
片状煤
🗣️ 情景例句
Family Album, U.S.A.
美国写真集 。
The walls are three inches thick.
这墙3英寸厚。
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。