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
And, oh, does anybody want ketchup?
噢，有人要蕃茄酱吗？
Self-praise is no recommendation.
自我吹嘘，决不可取。
All the bees that had been at the distant feeding place were doing a completely different dance, a wagging dance.
所有在近处点的蜜蜂在跳一种完全不同的舞蹈，一种摇摆舞。