Chitinase
几丁质酶, 甲壳质酶, 壳多糖酶
🗣️ 情景例句
Oh, OK.
噢， 好了。
Just to be on the safe side.
为安全起见。
for there was a danger that if she traveled too quickly, this rudder would be torn away as well.
因为船不能开得太快，否则就有危险，应急舵也会被刮走。