ðɪs dˈʌz slˈoʊ dˌaʊn ðə pɹˈɑːsɛs ʌv lˈɔŋʃoːɹ dɹˈɪft bˌʌt ɪz jˈuːzd mˈeɪnli æz ɐ wˈeɪv bɹˈeɪk sˌoʊ ðə bˈoʊts kæn ˈɛntɚ ðə sˈiː mˈoːɹ ˈiːzili.
This does slow down the process of longshore drift but is used mainly as a wave break so the boats can enter the sea more easily.