Tmv
[医] 烟草花叶病病毒
🗣️ 情景例句
And if I can be of any help,
如果我能有所帮忙的话，
Take time when time comes lest time steal away.
机不可失，时不再来。
Its origin is still a mystery now.
它的起源至今仍是个谜。