Scientific effort
[计] 科研工作, 科研计划
🧩 词语组成解析
🗣️ 情景例句
But when Robbie was born,
但当Robbie出生后，
I can't tell you how sorry I am.
我不知道我该怎样道歉。
Today Ellis Island is a museum, showing the roots of America's new citizens, who came from all the corners of the earth.
今天，埃利斯岛成了一座博物馆，展示着来自世界各地的美国新公民的根源。