Tla
abbr. 试管胶乳凝集试验（tlacotalpan virus）
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
He has never been out of China, so he is very excited about liveing abroad.
他以前从未出过国，因此对出国很兴奋。
Thus the rods, by falling, and by the direction in which they fell,
木棒倒下的多少和倒下的方向