Effective pitch
[化] 有效螺距
🧩 词语组成解析
effective
[ɪ'fɛktɪv]
adj. 有效的;起作用的;实际的，实在的;给人深刻印象;
n. [军]现役兵额，有生力量，精兵;
ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的
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
Very splendid. How about patent rights?
很不错。它的专利权怎么样呢？
New brooms sweep clean.
新官上任三把火。
The turtle at last gives up by pulling his feet under his shell and the game is over.
海龟终于屈服了，将4条腿缩进壳内。