Substrain
次代(菌)株, 次代品系
🗣️ 情景例句
She's still giving the toughest English history exams
她仍用最艰深的英国史试题考学生
He warms too near that burns.
取暖太近火，会被火灼伤。
A game that is very popular with these young swimmers is the underwater tricycle race.
这些幼小的游泳运动员非常喜爱的一种游戏是水下三轮车比赛。