当我们把可雅克装上船准备回彼得斯堡时，突然有一架水上飞机轰鸣着飞过我们头顶，掠过树林降落在附近海面上。
As we were loading our kayaks onto the boat for the trip back to Petersburg, a floatplane suddenly came roaring overhead, skimming above the treetops as it came in for a landing on a nearby bay.
雅克·列夫的角色是提供咨询，换句话说是为飞机的开发工作提供科学和技术支持。
Yakovlev's role is consulting, which can be called scientific and technical support of the aircraft development programme.
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