Adjustable pitch-propeller
[机] 可调整螺距桨
🧩 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;
🗣️ 情景例句
is tomorrow morning at ten o'clock.
明天早上十点。
Please speak more slowly.
请说得慢一些。
All we have to do is sign the contract.
剩下的只要签订个契约就行了。