Immunocompetent
a. [生]免疫活性的
🗣️ 情景例句
We used to catch crabs.
我们以前常捉螃蟹。
You can't get it any cheaper than this.
这再便宜你就买不到了。
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，