Boomerangs
n. （澳大利亞）回飛鏢( boomerang的名詞復數 ); 自作自受; 傷及原提案者的言論及提議\\nv. （計劃）產生事與愿違的結果( boomerang的第三人稱單數 ); 自食其杲
??? 情景例句
He is not very interesting to talk to.
跟他談話沒味道。
Hello, it's really great to talk about ourselves and get to know each other.
大家好，我們自我介紹并相互認識真是太好了。
These days, advertisers not only offer free samples, but free cars, free houses, and free trips round the world as well.
目前，做廣告的人不僅提供免費樣品，而且還提供免費汽車，免費住房，免費周游世界。