🧩 词语组成解析
sack
[sæk]
n. 麻袋;洗劫;<英俚>解雇;
vt. 解雇;把…装进袋里;掠夺;
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
They enjoyed the film very immensely.
他们非常喜欢这部电影。
Who can best handle the problem?
谁能将那问题处理得最好？
The implications of all this were that it was not the disturbance of sleep that mattered, but the disturbance of dreaming.
睡眠受到干忧没关系，而做梦受到干忧是有问题的。