Tph
[医][=tissue ph]组织ph值
🗣️ 情景例句
And it is in fact more advantageous than others.
而且比其他人的价格都优惠得多。
A watched pot(pan) is long in boiling.
心急水不沸；盼得越切，来得越迟。
It's a secret between you and me.
这是你我之间的秘密。