1.
To alter the pitch of(a propeller)so that the chords of the blades are parallel with the line of flight.
顺流交距把螺旋桨叶转到使桨弦大致和拉力轴线平行
2.
A sculling stroke consists of the following elements: catch, drive/pull, through, finish, and recovery.
双桨艇划桨由以下动作成分组成：提桨，拉桨，划桨，结束和回桨。
3.
two or four athletes respectively,
双人双桨，四人双桨，
4.
controllable pitch propeller hub
可调螺距螺旋桨桨毂
5.
Huck at the after oar and Joe at the forward.
哈克划右桨，乔划前桨。
6.
To row slowly and gently.
荡桨慢悠舒服地划桨
7.
A thole pin.
桨栓固定桨位置的栓
8.
"bowman:a person who oars, rows, or paddles at the bow of a boat."
前桨手:在船头摇橹、划桨或荡桨的人。
9.
A person who oars, rows, or paddles at the bow of a boat.
前桨手在船头摇橹、划桨或荡桨的人
10.
take(oars)out of the water into the boat
将（船桨）收进船内
11.
propeller,esp of a ship or motor boat
螺旋桨（尤指船的）
12.
To feather a propeller.
（螺旋桨）顺流交距
13.
the flat of a sword, a blade, an oar
剑面、 刀面、 桨面
14.
automatic layboy
(桨板)自动折叠机
15.
Sculling events include the single sculls，double sculls and quadruple sculls．
双桨赛艇项目包括单人双桨、双人双桨和四人双桨。
16.
sound the strings of (a guitar or similar string instrument).
使弦乐器的弦发出声音。
17.
sine-cosine resolver
正弦－余弦解算装置
18.
There are two strings, with a four- or five-octave range.
张两弦，按四五度定弦。