您好，下面三句话都能表达您问的这个意思，希望对您有用：
Tina is always helpful.
Tina is always willing to help others.
Tina is always pleased to help others
英式音标：
[ˈtiːnʌ] [ɪz] [ˈɔːlweɪz; -ɪz] [ˈhelpfʊl; -f(ə)l] .
[ˈtiːnʌ] [ɪz] [ˈɔːlweɪz; -ɪz] [ˈwɪlɪŋ] [tuː] [help] [ˈʌðə(r)] .
[ˈtiːnʌ] [ɪz] [ˈɔːlweɪz; -ɪz] [pliːzd] [ tuː] [help] [ˈʌðə(r)]
美式音标翻译
www.yinbiao5.com/18.html[ˈtiːnə] [ɪz] [ˈɔlwez] [ˈhɛlpfl] .
[ˈtiːnə] [ɪz] [ˈɔlwez] [ˈwɪlɪŋ] [tuˌtə] [hɛlp] [ˈʌðər] .
[ˈtiːnə] [ɪz] [ˈɔlwez] [plizd] [tuˌtə] [hɛlp] [ˈʌðər]