Road map
辅助 Assistant公路交通图
🧩 词语组成解析
road
[rod]
n. 路;通路;途径;方法;
vt. 在…设置路障;（狗）沿臭迹追逐（猎物）;（狗）闻着臭迹追;
map
[mæp]
n. 地图，天体图;类似地图的事物;〈美俚〉脸，面孔;（染色体上基因排列的）遗传图;
vt. 绘制（一地区等的）地图;勘查;详细规划;[遗传学]比对;
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
That's a good idea .
那是个好生意。
This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it.
这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。