A look of vacancy
茫然若失的神情
🧩 词语组成解析
look
[lʊk]
vt.& vi. 看，瞧;
vi. 注意;面向;寻找;看起来好像;
n. 看;（尤指吸引人的）相貌;眼神;样子;
int. （插话或唤起注意）喂，听我说;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I'll be satisfied with a small one.
小型车就很令我满意了。
As soon as she quit the room he returned to it.
她刚离开房间，他回来了。
No! You don't understand! Not before or after meals--instead of them.
“不是，你没听懂！不是饭前或饭后吃--而是代替三餐饭。”