25. man, a man

man人類(lèi);
a man一個(gè)男人 eg:Man will conquer nature.

26. chick, chicken

二者均可指小雞;
chicken還可以當(dāng)雞肉 eg:The chicken is delicious.

27. telegram, telegraph

當(dāng)電報(bào)解時(shí)，telegram指具體的;
telegraph指抽象的 eg:a telegram, by telegraph

28. trip, journey, travel, voyage

travel是最常用的;
trip指短期的旅途;
journey指稍長(zhǎng)的旅途;
voyage指海上航行 eg:a three-day trip