Megabase
[医]巨碱基
🗣️ 情景例句
You and Mommy used to take me on the ferryboat.
你和妈妈常带我坐渡船。
Don't whistle until you are out of the wood.
没有脱离险境，不要过早高兴。
Are you holding the ladder, Jim?
你扶住了梯子吗，吉姆？