?? 詞語組成解析
n. 阿拉斯加州愛迪塔羅德狗拉雪橇比賽; [地名] [美國] 艾迪塔羅德
trail
[trel]
vt. 跟蹤，追蹤;拖曳：讓…拖或飄揚在后面;拖沓而行;跟在…后面;
vi. （在比賽等中）輸;（尤指跟在他人后面）疲憊地走;（在比賽或其他競賽中）落后;蔓生;
n. 足跡;臭跡;小徑;一縷;
trail(draw)→拖；拉；追蹤；尾隨；蹤跡；小徑
dog
[d?ɡ]
n. 狗;蹩腳貨;丑女人;卑鄙小人;
v. 困擾;跟蹤;
sled
[[sled]]
n. 雪撬\\nvt. 用雪撬搬運\\nvi. 乘雪撬\\n[計] 單一大型貴重磁盤
race
[res]
n. 賽跑;人種;競爭;民族;
v. 參加比賽;快速移動;空轉;
??? 情景例句
Columbia's a terrific school.
Columbia，是一所很棒的學校。
He has that book, doesn't he?
他有那本書，是嗎？
Look at the snow! It's thick, isn't it?
瞧這雪！雪很厚，是吧？