1、The biplane was a popular choice for aviation enthusiasts in the early 20th century.
双翼飞机在20世纪初对航空爱好者来说是一个流行的选择。

2、The pilot skillfully maneuvered the biplane through the air, performing daring stunts.
飞行员巧妙地操控双翼飞机在空中执行大胆的特技动作。