To help understand seamanship techniques, I made model charts, buoys, and boats.

为了学习船舶驾驶技巧，我做了航海图、浮标和船艇的模型。

youdao

To help understand seamanship techniques, I made model charts, buoys, and boats.

为了学习船舶驾驶技巧，我做了航海图、浮标和船艇的模型。

youdao