Constant pitch airscrew
[机] 定距螺旋桨
🧩 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
Practice tenses as much as possible.
操练各种时态。
Who is the greatest novelist of our times?
谁是当代最伟大的小说家？
Justice had been done even before the man was handed over to the police.
甚至在那人还没被送交给警察之前，正义就已得到了伸张。