我也很高兴能帮助翻译到英语或日语

喂 this word seems 2 b a lil impolite,only a lil, i think u can use 嗨=hi,instead of 喂

我还想帮助拼音和发音 when i see this sentence in the first sight,i think u want to help other ppl to learn 拼音&发音，so i am a lil confused

我也很高兴能帮助你们(this will b better)翻译到英语或日语

喂

我的名字是梅丽莎

林新本，并愿学习普通话

我还想学习拼音和发音

谢谢您

我也很高兴能帮助你们把普通话翻译到英语或日语

林新本，希望你帮助我学习普通话

林新本，并愿你帮助我学习普通话

我还想帮助学习拼音和发音

我也很高兴能帮助你们翻译到英语或日语也

喂 usually this word is used when we are take up the phone! so it is not very good to come up here as a title,

希望大家能帮助我学习普通话。

我还想大家帮助我的拼音和发音。maybe this is what you are trying to express!

我很高兴你们能帮助我把它翻译成英语或日语。do you mean you want us to translate what you have writen into English or japanese? i am not agree with the upper corrections,maybe they were misleading your origional intention

喂 你好！(whether you want to say "hello" to us ?In Chinese you can say "你好" to your friends,but not "喂",it is not polite.)

我很高兴能帮助翻译到英语或日语也("也" and "too" have the same meaning ,but you shouldn't put "也" at the end of the sentence,you should say:我也很高兴......by the way,I guess ,whethter you want to express that you are also very happy to help with your friends' English or Japanese?So you can write like this:我也很高兴能够帮助大家学习英语或者日语。

林新本，想要学习普通话(希望大家幫助我學習普通話)

我还想學習拼音和发音

我很高兴能帮助大家翻译英语或日语

(simple)我的名字是叫梅丽莎

林新本，并愿帮助希望学习普通话 or 并愿你能帮助我学习普通话

我还想帮助也想学拼音和发音（better：读法）

我很高兴能帮助你们把文章翻译到成英语或日语也。