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
I want to buy shares in multi-national pharmaceutical company.
我想购买一家跨国医药公司的股票。
I'm an American by birth.
我是土生土长的美国人。
'Did you have a good meal? he asked.
“您吃得好吗？”他问。