Epigenotype
后生型, 总发育体系
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
If it hadn't rained so hard yesterday, we would have played tennis.
如果昨天没下那么大的雨，我们就去打网球了。
We arrived in London this afternoon.
我们是今天下午到达伦敦的。