🧩 词语组成解析
n. [植]三叶草
🗣️ 情景例句
They hardly ever see each other.
他们几乎彼此不碰头。
Draw water with a sieve.
竹篮子打水一场空。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。