If someone is inarticulate, they are unable to express themselves easily or well in speech.
例句
Inarticulate and rather shy, he had always dreaded speaking in public...他不善言辭又相當害羞,一直害怕在公共場合講話。Kempton made an inarticulate noise at the back of his throat as if he were about to choke.肯普頓嗓子眼里發出含混的聲音,仿佛他要窒息了。
英漢詞典釋義
adj.
不善辭令的
an inarticulate speaker口齒不清的演講者His parents were dull and inarticulate.他的父母親頭腦愚鈍又不善說話。
英英詞典釋義
Adjective
1. without or deprived of the use of speech or words;
"inarticulate beasts""remained stupidly inarticulate and saying something noncommital""inarticulate with rage""an inarticulate cry"