Variable pitch airscrew
[机] 调距螺旋桨
🧩 词语组成解析
pitch
[pɪtʃ]
n. 场地;最高点;音高;说教;
vt. 用沥青涂;扔，投;树起，搭起;定位于;
vi. 抛，扔;[棒球]当投手;搭帐篷;向前跌或冲;
n. 空气螺旋桨\\n[机] 螺旋桨
🗣️ 情景例句
We have to work hard to get people interested in politics.
我们必须努力使人们对政治感兴趣。
Good afternoon,Mr. Green.
午安，格林先生。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？