ethylate的一般过去时怎么拼写？

ethylate的第三人称单数（三单）为：ethylates...

n.乙醇盐v.使引入乙基类...

ethylate的现在完成时为：ethylated...

ethylate的音标：ethylate的英式发音音标为：['eθɪleɪt]ethylate的美式发音音标为：['eθəleɪt]...

Sodium ethylate was used as catalyst in Baker - Venkataraman of cyclization, and all factors were studied.环合反应采用乙醇钠作为Baker-Venkataraman重排反应的催化剂, 研究了影响反应的各个因素....

ethylate的现在进行时为：ethylating...