Learns
v. 学习( learn的第三人称单数 ); 学会; 得知; 记住
🗣️ 情景例句
Sure,
当然，
Keep thing seven years and you will find a use for it.
备而不用。
was susceptible to a fatal virus disease, myxomatosis.
易患一种叫做"多发性粘液瘤的致命病毒性疾病。